intermediate tweaks and fixes for inline search
* caching of search results and downloaded style info for one day * no prefetching of styles * only the next search results page is prefetched in unattended fashion * the "configure" button is shown only after installation * join the code in one closure, regroup and simplify some functions
This commit is contained in:
tophf
parent
adabb9aeff
commit
f4bfeea5a6
25
popup.html
25
popup.html
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@ -118,6 +118,18 @@
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</div>
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</template>
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<template data-id="searchNav">
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<div>
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<button data-role="prev" i18n-title="paginationPrevious" disabled>◄</button>
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<label>
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<span data-role="page" i18n-title="paginationCurrent">-</span>
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/
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<span data-role="total" i18n-title="paginationTotal">-</span>
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</label>
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<button data-role="next" i18n-title="paginationNext" disabled>►</button>
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</div>
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</template>
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<template data-id="emptySearchResult">
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<div class="search-result-empty"></div>
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</template>
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@ -182,7 +194,6 @@
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</label>
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</span>
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</div>
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<div id="search-results-error" class="hidden"></div>
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<div id="write-style">
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<span id="write-style-for" i18n-text="writeStyleFor"></span>
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</div>
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@ -200,16 +211,10 @@
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</div>
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<div id="search-results" class="hidden">
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<div id="search-results-nav-top"></div>
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<div id="search-results-error" class="hidden"></div>
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<div id="search-results-list"></div>
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<div id="search-results-nav">
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<button id="search-results-nav-prev" i18n-title="paginationPrevious" disabled>←</button>
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<label>
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<span id="search-results-nav-current-page" i18n-title="paginationCurrent">-</span>
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/
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<span id="search-results-nav-total-pages" i18n-title="paginationTotal">-</span>
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</label>
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<button id="search-results-nav-next" i18n-title="paginationNext" disabled>→</button>
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</div>
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<div id="search-results-nav-bottom"></div>
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</div>
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<svg xmlns="http://www.w3.org/2000/svg" style="display: none !important;">
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@ -12,7 +12,7 @@ body.search-results-shown {
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font-weight: bold;
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padding: 5px;
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text-align: center;
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margin-right: 20px;
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margin: -.5rem 0 1rem;
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}
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#search-results-list {
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@ -20,7 +20,8 @@ body.search-results-shown {
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min-height: 200px;
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}
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.search-result, .search-result-empty {
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.search-result,
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.search-result-empty {
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position: relative;
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padding: .75rem;
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min-height: 160px;
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@ -41,6 +42,11 @@ body.search-results-shown {
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transform: scale(.75);
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}
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.search-result-fadein {
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animation: fadein 1s;
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animation-fill-mode: both;
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}
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.search-result-screenshot {
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height: 140px;
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width: 100%;
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@ -182,22 +188,26 @@ body.search-results-shown {
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margin: 3px;
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}
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#search-results-nav {
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#search-results-nav-top,
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#search-results-nav-bottom {
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flex-direction: row;
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text-align: center;
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word-break: keep-all;
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opacity: 1.0;
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margin-bottom: 10px;
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margin-bottom: 1rem;
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}
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#search-results-nav label {
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width: 40px;
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display: inline-block;
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word-break: keep-all;
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#search-results-nav-top button,
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#search-results-nav-bottom button {
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-webkit-appearance: none;
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background: none;
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border: none;
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padding: .25rem 1rem;
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margin: 0 .5rem;
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}
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#search-results-nav button {
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text-align: center;
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#search-results-nav-top button:hover,
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#search-results-nav-bottom button:hover {
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text-shadow: 0 0 2px currentColor;
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}
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#find-styles-inline-group label {
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@ -212,7 +222,6 @@ body.search-results-shown {
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-ms-user-select: none;
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user-select: none;
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pointer-events: none;
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opacity: 0;
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position: absolute;
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top: 0;
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left: 0;
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@ -220,12 +229,13 @@ body.search-results-shown {
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width: 200px; /* don't change! use "transform: scale(.75)" */
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height: 200px; /* don't change! use "transform: scale(.75)" */
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margin: auto;
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animation: fadein 1s;
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animation: lds-spinner 1s reverse;
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animation-fill-mode: both;
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}
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@keyframes lds-spinner {
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0% {
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opacity: .5;
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opacity: .25;
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}
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100% {
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@ -8,60 +8,126 @@ window.addEventListener('showStyles:done', function _() {
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return;
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}
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//region Init
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const BODY_CLASS = 'search-results-shown';
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const RESULT_ID_PREFIX = 'search-result-';
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const BASE_URL = 'https://userstyles.org';
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const UPDATE_URL = 'https://update.userstyles.org/%.md5';
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// normal category is just one word like 'github' or 'google'
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// but for some sites we need a fallback
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// key: category.tld
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// value <string>: use as category
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// value true: fallback to search_terms
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const CATEGORY_FALLBACK = {
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'userstyles.org': 'userstyles.org',
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'last.fm': true,
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'Stylus': true,
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};
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const RX_CATEGORY = /^(?:.*?)([^.]+)(?:\.com?)?\.(\w+)$/;
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const DISPLAY_PER_PAGE = 10;
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// Millisecs to wait before fetching next batch of search results.
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const DELAY_AFTER_FETCHING_STYLES = 0;
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// Millisecs to wait before fetching .JSON for next search result.
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const DELAY_BEFORE_SEARCHING_STYLES = 0;
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const BLANK_PIXEL_DATA = 'data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAA' +
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'C1HAwCAAAAC0lEQVR42mOcXQ8AAbsBHLLDr5MAAAAASUVORK5CYII=';
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// TODO: add -
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const CACHE_SIZE = 1e6;
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const CACHE_PREFIX = 'usoSearchCache/';
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const CACHE_DURATION = 24 * 3600e3;
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const CACHE_CLEANUP_THROTTLE = 60e3;
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const CACHE_EXCEPT_PROPS = ['css', 'discussions', 'additional_info'];
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let searchTotalPages;
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let searchCurrentPage = 1;
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let searchExhausted = false;
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const processedResults = [];
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const unprocessedResults = [];
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let loading = false;
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// Category for the active tab's URL.
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let category;
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let scrollToFirstResult = true;
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let displayedPage = 1;
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let totalPages = 1;
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let totalResults = 0;
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// fade-in when the entry took that long to replace its placeholder
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const FADEIN_THRESHOLD = 50;
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const dom = {};
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Object.assign($('#find-styles-link'), {
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href: searchUserstyles().getSearchPageURL(tabURL),
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href: getSearchPageURL(tabURL),
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onclick(event) {
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if (!prefs.get('popup.findStylesInline')) {
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if (!prefs.get('popup.findStylesInline') || dom.container) {
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handleEvent.openURLandHide.call(this, event);
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return;
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}
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$('#find-styles-inline-group').classList.add('hidden');
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this.textContent = this.title;
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this.title = '';
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const searchResults = searchResultsController();
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searchResults.init();
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searchResults.load();
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init();
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load();
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event.preventDefault();
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},
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});
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/**
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* Represents the search results within the Stylus popup.
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* @returns {Object} Includes load(), next(), and prev() methods to alter the search results.
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*/
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function searchResultsController() {
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const DISPLAYED_RESULTS_PER_PAGE = 10; // Number of results to display in popup.html
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const DELAY_AFTER_FETCHING_STYLES = 0; // Millisecs to wait before fetching next batch of search results.
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const DELAY_BEFORE_SEARCHING_STYLES = 0; // Millisecs to wait before fetching .JSON for next search result.
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const searchAPI = searchUserstyles();
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const unprocessedResults = []; // Search results not yet processed.
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const processedResults = []; // Search results that are not installed and apply ot the page (includes 'json' field with full style).
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const BLANK_PIXEL_DATA = 'data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAA' +
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'C1HAwCAAAAC0lEQVR42mOcXQ8AAbsBHLLDr5MAAAAASUVORK5CYII=';
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const UPDATE_URL = 'https://update.userstyles.org/%.md5';
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const ENTRY_ID_PREFIX = 'search-result-';
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let scrollToFirstResult = true;
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let loading = false;
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let category; // Category for the active tab's URL.
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let currentDisplayedPage = 1; // Current page number in popup.html
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return {init, load, next, prev};
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return;
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function init() {
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$('#search-results-nav-prev').onclick = prev;
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$('#search-results-nav-next').onclick = next;
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document.body.classList.add('search-results-shown');
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document.body.classList.add(BODY_CLASS);
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dom.container = $('#search-results');
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dom.error = $('#search-results-error');
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dom.nav = {};
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const navOnClick = {prev, next};
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for (const place of ['top', 'bottom']) {
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const nav = $('#search-results-nav-' + place);
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nav.appendChild(template.searchNav.cloneNode(true));
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dom.nav[place] = nav;
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for (const child of $$('[data-role]', nav)) {
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const role = child.dataset.role;
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child.onclick = navOnClick[role];
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nav['_' + role] = child;
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}
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}
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dom.list = $('#search-results-list');
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addEventListener('styleDeleted', ({detail}) => {
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const entries = [...$('#search-results-list').children];
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const entries = [...dom.list.children];
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const entry = entries.find(el => el._result.installedStyleId === detail.id);
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if (entry) {
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entry._result.installed = false;
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renderActionButtons(entry);
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}
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});
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addEventListener('styleAdded', ({detail: {style: {md5Url}}}) => {
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const usoId = md5Url && md5Url.match(/\d+|$/)[0];
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const entry = usoId && $('#' + RESULT_ID_PREFIX + usoId);
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if (entry) {
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entry._result.installed = true;
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renderActionButtons(entry);
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}
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});
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}
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//endregion
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//region Loader
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/**
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* Sets loading status of search results.
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@ -70,14 +136,8 @@ window.addEventListener('showStyles:done', function _() {
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function setLoading(isLoading) {
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if (loading !== isLoading) {
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loading = isLoading;
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render(); // Refresh elements that depend on `loading` state.
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if (isLoading) {
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showSpinner('#search-results');
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} else {
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$.remove('#search-results > .lds-spinner');
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}
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// Refresh elements that depend on `loading` state.
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render();
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}
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}
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@ -87,75 +147,13 @@ window.addEventListener('showStyles:done', function _() {
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new Array(12).fill($create('div')).map(e => e.cloneNode())));
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}
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function render() {
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let startIndex = (currentDisplayedPage - 1) * DISPLAYED_RESULTS_PER_PAGE;
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const endIndex = currentDisplayedPage * DISPLAYED_RESULTS_PER_PAGE;
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const list = $('#search-results-list');
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// keep rendered elements with ids in the range of interest
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for (let i = 0; i < DISPLAYED_RESULTS_PER_PAGE;) {
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const el = list.children[i];
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if (!el) {
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break;
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}
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if (el.id === 'search-result-' + (processedResults[startIndex] || {}).id) {
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startIndex++;
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i++;
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} else {
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el.remove();
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}
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}
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const displayedResults = processedResults.slice(startIndex, endIndex);
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displayedResults.forEach(createSearchResultNode);
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$('#search-results-nav-prev').disabled = (currentDisplayedPage <= 1 || loading);
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$('#search-results-nav-current-page').textContent = currentDisplayedPage;
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let totalResultsCount = processedResults.length;
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if (unprocessedResults.length > 0) {
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// Add 1 page if there's results left to process.
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totalResultsCount += DISPLAYED_RESULTS_PER_PAGE;
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}
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const totalPageCount = Math.ceil(Math.max(1, totalResultsCount / DISPLAYED_RESULTS_PER_PAGE));
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$('#search-results-nav-next').disabled = (currentDisplayedPage >= totalPageCount || loading);
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$('#search-results-nav-total-pages').textContent = totalPageCount;
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// Fill in remaining search results with blank results + spinners
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const maxResults = currentDisplayedPage < totalPageCount
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? DISPLAYED_RESULTS_PER_PAGE
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: displayedResults.length + unprocessedResults.length;
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for (let i = list.children.length; i < maxResults; i++) {
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const entry = template.emptySearchResult.cloneNode(true);
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list.appendChild(entry);
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showSpinner(entry);
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}
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if (scrollToFirstResult && list.children[0]) {
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scrollToFirstResult = false;
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if (!FIREFOX || FIREFOX >= 55) {
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list.children[0].scrollIntoView({behavior: 'smooth', block: 'start'});
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}
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}
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}
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/**
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* @returns {Boolean} If we should process more results.
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*/
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function shouldLoadMore() {
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return (processedResults.length < currentDisplayedPage * DISPLAYED_RESULTS_PER_PAGE);
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}
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function loadMoreIfNeeded() {
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if (shouldLoadMore()) {
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setTimeout(load, DELAY_BEFORE_SEARCHING_STYLES);
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}
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}
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/** Increments currentDisplayedPage and loads results. */
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/** Increments displayedPage and loads results. */
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function next() {
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currentDisplayedPage += 1;
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if (loading) {
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debounce(next, 100);
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return;
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}
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displayedPage += 1;
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scrollToFirstResult = true;
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render();
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loadMoreIfNeeded();
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@ -163,7 +161,11 @@ window.addEventListener('showStyles:done', function _() {
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/** Decrements currentPage and loads results. */
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function prev() {
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currentDisplayedPage = Math.max(1, currentDisplayedPage - 1);
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if (loading) {
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debounce(next, 100);
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return;
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}
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displayedPage = Math.max(1, displayedPage - 1);
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scrollToFirstResult = true;
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render();
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}
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@ -180,43 +182,58 @@ window.addEventListener('showStyles:done', function _() {
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} else {
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message = 'Error loading search results: ' + reason;
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}
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$('#search-results').classList.add('hidden');
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$('#search-results-error').textContent = message;
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$('#search-results-error').classList.remove('hidden');
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dom.error.textContent = message;
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dom.error.classList.remove('hidden');
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}
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/**
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* Initializes search results container, starts fetching results.
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*/
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function load() {
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if (unprocessedResults.length > 0) {
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// Keep processing search results if there are any.
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processNextResult();
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} else if (searchAPI.isExhausted()) {
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// Stop if no more search results.
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if (processedResults.length === 0) {
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// No results
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if (searchExhausted) {
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if (!processedResults.length) {
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error(404);
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}
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} else {
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setLoading(true);
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// Search for more results.
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$('#search-results').classList.remove('hidden');
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$('#search-results-error').classList.add('hidden');
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// Discover "category" for the URL, then search.
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category = searchAPI.getCategory(tabURL);
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searchAPI.search(category)
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.then(searchResults => {
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setLoading(false);
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if (searchResults.data.length === 0) {
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throw 404;
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return;
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}
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unprocessedResults.push(unprocessedResults, ...searchResults.data);
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setLoading(true);
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dom.container.classList.remove('hidden');
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dom.error.classList.add('hidden');
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let pass = category ? 1 : 0;
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category = category || getCategory();
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search({category})
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.then(function process(results) {
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const data = results.data.filter(sameCategory);
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pass++;
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if (pass === 1 && !data.length) {
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category = getCategory({keepTLD: true});
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return search({category, restart: true}).then(process);
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}
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const numIrrelevant = results.data.length - data.length;
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totalResults = results.current_page === 1 ? results.total_entries : totalResults;
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totalResults = Math.max(0, totalResults - numIrrelevant);
|
||||
totalPages = Math.ceil(totalResults / DISPLAY_PER_PAGE);
|
||||
|
||||
if (data.length) {
|
||||
setLoading(false);
|
||||
unprocessedResults.push(...data);
|
||||
processNextResult();
|
||||
} else if (numIrrelevant) {
|
||||
load();
|
||||
} else {
|
||||
return Promise.reject(404);
|
||||
}
|
||||
})
|
||||
.catch(error);
|
||||
}
|
||||
|
||||
function loadMoreIfNeeded() {
|
||||
if (processedResults.length < (displayedPage + 1) * DISPLAY_PER_PAGE) {
|
||||
setTimeout(load, DELAY_BEFORE_SEARCHING_STYLES);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -226,44 +243,94 @@ window.addEventListener('showStyles:done', function _() {
|
|||
* Recurses until shouldLoadMore() is false.
|
||||
*/
|
||||
function processNextResult() {
|
||||
if (!shouldLoadMore()) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (unprocessedResults.length === 0) {
|
||||
// No more results to process
|
||||
const result = unprocessedResults.shift();
|
||||
if (!result) {
|
||||
loadMoreIfNeeded();
|
||||
return;
|
||||
}
|
||||
|
||||
// Process the next result in the queue.
|
||||
const nextResult = unprocessedResults.shift();
|
||||
getStylesSafe({md5Url: UPDATE_URL.replace('%', nextResult.id)})
|
||||
.then(([installedStyle]) => {
|
||||
const md5Url = UPDATE_URL.replace('%', result.id);
|
||||
getStylesSafe({md5Url}).then(([installedStyle]) => {
|
||||
if (installedStyle) {
|
||||
setTimeout(processNextResult);
|
||||
return;
|
||||
}
|
||||
if (nextResult.category !== 'site') {
|
||||
setTimeout(processNextResult);
|
||||
return;
|
||||
}
|
||||
// Style not installed.
|
||||
// Get "style_settings" (customizations)
|
||||
searchAPI.fetchStyle(nextResult.id)
|
||||
.then(userstyleObject => {
|
||||
// Store style settings for detecting customization later.
|
||||
nextResult.style_settings = userstyleObject.style_settings;
|
||||
processedResults.push(nextResult);
|
||||
totalResults = Math.max(0, totalResults - 1);
|
||||
} else {
|
||||
processedResults.push(result);
|
||||
render();
|
||||
setTimeout(processNextResult, DELAY_AFTER_FETCHING_STYLES);
|
||||
})
|
||||
.catch(reason => {
|
||||
console.log('processNextResult(', nextResult.id, ') => [ERROR]: ', reason);
|
||||
setTimeout(processNextResult, DELAY_AFTER_FETCHING_STYLES);
|
||||
}
|
||||
setTimeout(processNextResult, !installedStyle && DELAY_AFTER_FETCHING_STYLES);
|
||||
});
|
||||
}
|
||||
|
||||
//endregion
|
||||
//region UI
|
||||
|
||||
function render() {
|
||||
let start = (displayedPage - 1) * DISPLAY_PER_PAGE;
|
||||
const end = displayedPage * DISPLAY_PER_PAGE;
|
||||
|
||||
let plantAt = 0;
|
||||
let slot = dom.list.children[0];
|
||||
|
||||
// keep rendered elements with ids in the range of interest
|
||||
while (
|
||||
plantAt < DISPLAY_PER_PAGE &&
|
||||
slot && slot.id === 'search-result-' + (processedResults[start] || {}).id
|
||||
) {
|
||||
slot = slot.nextElementSibling;
|
||||
plantAt++;
|
||||
start++;
|
||||
}
|
||||
|
||||
const plantEntry = entry => {
|
||||
if (slot) {
|
||||
dom.list.replaceChild(entry, slot);
|
||||
slot = entry.nextElementSibling;
|
||||
} else {
|
||||
dom.list.appendChild(entry);
|
||||
}
|
||||
entry.classList.toggle('search-result-fadein',
|
||||
!slot || performance.now() - slot._plantedTime > FADEIN_THRESHOLD);
|
||||
return entry;
|
||||
};
|
||||
|
||||
while (start < Math.min(end, processedResults.length)) {
|
||||
plantEntry(createSearchResultNode(processedResults[start++]));
|
||||
plantAt++;
|
||||
}
|
||||
|
||||
for (const place in dom.nav) {
|
||||
const nav = dom.nav[place];
|
||||
nav._prev.disabled = displayedPage <= 1;
|
||||
nav._next.disabled = displayedPage >= totalPages;
|
||||
nav._page.textContent = displayedPage;
|
||||
nav._total.textContent = totalPages;
|
||||
}
|
||||
|
||||
// Fill in remaining search results with blank results + spinners
|
||||
const maxResults = end > totalResults &&
|
||||
totalResults % DISPLAY_PER_PAGE ||
|
||||
DISPLAY_PER_PAGE;
|
||||
while (plantAt < maxResults) {
|
||||
if (!slot || slot.id.startsWith(RESULT_ID_PREFIX)) {
|
||||
const entry = plantEntry(template.emptySearchResult.cloneNode(true));
|
||||
entry._plantedTime = performance.now();
|
||||
showSpinner(entry);
|
||||
}
|
||||
plantAt++;
|
||||
}
|
||||
|
||||
while (dom.list.children.length > maxResults) {
|
||||
dom.list.lastElementChild.remove();
|
||||
}
|
||||
|
||||
if (scrollToFirstResult && dom.list.children[0]) {
|
||||
scrollToFirstResult = false;
|
||||
if (!FIREFOX || FIREFOX >= 55) {
|
||||
setTimeout(() => {
|
||||
dom.container.scrollIntoView({behavior: 'smooth', block: 'start'});
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Constructs and adds the given search result to the popup's Search Results container.
|
||||
|
|
@ -287,26 +354,32 @@ window.addEventListener('showStyles:done', function _() {
|
|||
const entry = template.searchResult.cloneNode(true);
|
||||
Object.assign(entry, {
|
||||
_result: result,
|
||||
id: ENTRY_ID_PREFIX + result.id,
|
||||
id: RESULT_ID_PREFIX + result.id,
|
||||
});
|
||||
|
||||
Object.assign($('.search-result-title', entry), {
|
||||
onclick: handleEvent.openURLandHide,
|
||||
href: searchAPI.BASE_URL + result.url
|
||||
href: BASE_URL + result.url
|
||||
});
|
||||
|
||||
const displayedName = result.name.length < 300 ? result.name : result.name.slice(0, 300) + '...';
|
||||
$('.search-result-title span', entry).textContent = tWordBreak(displayedName);
|
||||
|
||||
const screenshot = $('.search-result-screenshot', entry);
|
||||
let screenshotUrl = result.screenshot_url;
|
||||
if (screenshotUrl === null) {
|
||||
screenshotUrl = BLANK_PIXEL_DATA;
|
||||
let url = result.screenshot_url;
|
||||
if (!url) {
|
||||
url = BLANK_PIXEL_DATA;
|
||||
screenshot.classList.add('no-screenshot');
|
||||
} else if (RegExp(/^[0-9]*_after.(jpe?g|png|gif)$/i).test(screenshotUrl)) {
|
||||
screenshotUrl = searchAPI.BASE_URL + '/style_screenshot_thumbnails/' + screenshotUrl;
|
||||
} else if (/^[0-9]*_after.(jpe?g|png|gif)$/i.test(url)) {
|
||||
url = BASE_URL + '/style_screenshot_thumbnails/' + url;
|
||||
}
|
||||
screenshot.src = url;
|
||||
if (url !== BLANK_PIXEL_DATA) {
|
||||
screenshot.classList.add('search-result-fadein');
|
||||
screenshot.onload = () => {
|
||||
screenshot.classList.remove('search-result-fadein');
|
||||
};
|
||||
}
|
||||
screenshot.src = screenshotUrl;
|
||||
|
||||
const description = result.description
|
||||
.replace(/<[^>]*>/g, '')
|
||||
|
|
@ -319,7 +392,7 @@ window.addEventListener('showStyles:done', function _() {
|
|||
Object.assign($('.search-result-author-link', entry), {
|
||||
textContent: result.user.name,
|
||||
title: result.user.name,
|
||||
href: searchAPI.BASE_URL + '/users/' + result.user.id,
|
||||
href: BASE_URL + '/users/' + result.user.id,
|
||||
onclick(event) {
|
||||
event.stopPropagation();
|
||||
handleEvent.openURLandHide.call(this, event);
|
||||
|
|
@ -349,9 +422,8 @@ window.addEventListener('showStyles:done', function _() {
|
|||
Object.assign($('.search-result-install-count', entry), {
|
||||
textContent: result.total_install_count.toLocaleString()
|
||||
});
|
||||
renderActionButtons(entry);
|
||||
|
||||
$('#search-results-list').appendChild(entry);
|
||||
renderActionButtons(entry);
|
||||
return entry;
|
||||
}
|
||||
|
||||
|
|
@ -363,13 +435,13 @@ window.addEventListener('showStyles:done', function _() {
|
|||
installButton.onclick = onInstallClicked;
|
||||
|
||||
const result = entry._result;
|
||||
if (result.style_settings.length > 0) {
|
||||
if ((result.style_settings || []).length > 0) {
|
||||
// Style has customizations
|
||||
installButton.classList.add('customize');
|
||||
uninstallButton.classList.add('customize');
|
||||
|
||||
const customizeButton = $('.search-result-customize', entry);
|
||||
customizeButton.dataset.href = searchAPI.BASE_URL + result.url;
|
||||
customizeButton.dataset.href = BASE_URL + result.url;
|
||||
customizeButton.dataset.sendMessage = JSON.stringify({method: 'openSettings'});
|
||||
customizeButton.classList.remove('hidden');
|
||||
customizeButton.onclick = function (event) {
|
||||
|
|
@ -404,91 +476,80 @@ window.addEventListener('showStyles:done', function _() {
|
|||
showSpinner(entry);
|
||||
installButton.disabled = true;
|
||||
|
||||
// Fetch .JSON style
|
||||
searchAPI.fetchStyleJson(result)
|
||||
.then(userstyleJson => {
|
||||
userstyleJson.reason = 'install';
|
||||
if (result.style_settings.length) {
|
||||
// this will make the popup show a config-on-homepage icon
|
||||
userstyleJson.updateUrl += '?';
|
||||
}
|
||||
// Install style
|
||||
saveStyleSafe(userstyleJson)
|
||||
// Fetch settings to see if we should display "configure" button
|
||||
Promise.all([
|
||||
fetchStyleJson(result),
|
||||
fetchStyleSettings(result),
|
||||
])
|
||||
.then(([style, settings]) => {
|
||||
// show a 'config-on-homepage' icon in the popup
|
||||
style.updateUrl += settings.length ? '?' : '';
|
||||
// show a 'style installed' tooltip in the manager
|
||||
style.reason = 'install';
|
||||
return saveStyleSafe(style);
|
||||
})
|
||||
.then(savedStyle => {
|
||||
// Success: Store installed styleId, mark as installed.
|
||||
result.installed = true;
|
||||
result.installedStyleId = savedStyle.id;
|
||||
renderActionButtons(entry);
|
||||
|
||||
$.remove('.lds-spinner', entry);
|
||||
installButton.disabled = false;
|
||||
});
|
||||
})
|
||||
.catch(reason => {
|
||||
const usoId = result.id;
|
||||
console.log('install:saveStyleSafe(usoID:', usoId, ') => [ERROR]: ', reason);
|
||||
console.debug('install:saveStyleSafe(usoID:', usoId, ') => [ERROR]: ', reason);
|
||||
alert('Error while downloading usoID:' + usoId + '\nReason: ' + reason);
|
||||
|
||||
})
|
||||
.then(() => {
|
||||
$.remove('.lds-spinner', entry);
|
||||
installButton.disabled = false;
|
||||
});
|
||||
return true;
|
||||
}
|
||||
|
||||
} // End of searchResultsController
|
||||
function fetchStyleSettings(result) {
|
||||
return result.style_settings ||
|
||||
fetchStyle(result.id).then(style => {
|
||||
result.style_settings = style.style_settings || [];
|
||||
return result.style_settings;
|
||||
});
|
||||
|
||||
/**
|
||||
* Library for interacting with userstyles.org
|
||||
* @returns {Object} Exposed methods representing the search results on userstyles.org
|
||||
*/
|
||||
function searchUserstyles() {
|
||||
const BASE_URL = 'https://userstyles.org';
|
||||
const CACHE_PREFIX = 'usoSearchCache';
|
||||
const CACHE_DURATION = 1 * 3600e3;
|
||||
let totalPages;
|
||||
let currentPage = 1;
|
||||
let exhausted = false;
|
||||
|
||||
return {BASE_URL, getCategory, getSearchPageURL, isExhausted, search, fetchStyleJson, fetchStyle};
|
||||
|
||||
/**
|
||||
* @returns {Boolean} If there are no more results to fetch from userstyles.org
|
||||
*/
|
||||
function isExhausted() {
|
||||
return exhausted;
|
||||
}
|
||||
}
|
||||
|
||||
function getSearchPageURL(url) {
|
||||
const category = getCategory(url);
|
||||
if (category === 'STYLUS') {
|
||||
return BASE_URL + '/styles/browse/?search_terms=Stylus';
|
||||
} else {
|
||||
return BASE_URL + '/styles/browse/' + category;
|
||||
}
|
||||
//endregion
|
||||
//region USO API wrapper
|
||||
|
||||
function getSearchPageURL() {
|
||||
const category = getCategory();
|
||||
return BASE_URL +
|
||||
'/styles/browse/' +
|
||||
(category in CATEGORY_FALLBACK ? '?search_terms=' : '') +
|
||||
category;
|
||||
}
|
||||
|
||||
/**
|
||||
* Resolves the Userstyles.org "category" for a given URL.
|
||||
* @param {String} url The URL to a webpage.
|
||||
* @returns {Promise<String>} The category for a URL, or the hostname if category is not found.
|
||||
*/
|
||||
function getCategory(url) {
|
||||
const u = tryCatch(() => new URL(url));
|
||||
function getCategory({keepTLD} = {}) {
|
||||
const u = tryCatch(() => new URL(tabURL));
|
||||
if (!u) {
|
||||
return ''; // Invalid URL
|
||||
// Invalid URL
|
||||
return '';
|
||||
} else if (u.protocol === 'file:') {
|
||||
return 'file:'; // File page
|
||||
return 'file:';
|
||||
} else if (u.protocol === location.protocol) {
|
||||
return 'STYLUS'; // Stylus page
|
||||
return 'Stylus';
|
||||
} else {
|
||||
// Website address, strip TLD & subdomain
|
||||
let domain = u.hostname.replace(/^www\.|(\.com?)?\.\w+$/g, '').split('.').pop();
|
||||
if (domain === 'userstyles') {
|
||||
domain = 'userstyles.org';
|
||||
const [, category = u.hostname, tld = ''] = u.hostname.match(RX_CATEGORY) || [];
|
||||
const categoryWithTLD = category + '.' + tld;
|
||||
const fallback = CATEGORY_FALLBACK[categoryWithTLD];
|
||||
return fallback === true && categoryWithTLD || fallback || category + (keepTLD ? tld : '');
|
||||
}
|
||||
return domain;
|
||||
}
|
||||
|
||||
function sameCategory(result) {
|
||||
return result.subcategory && (
|
||||
category === result.subcategory ||
|
||||
category === 'Stylus' && /^(chrome|moz)-extension$/.test(result.subcategory) ||
|
||||
category.replace('.', '').toLowerCase() === result.subcategory.replace('.', '').toLowerCase()
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -522,8 +583,7 @@ function searchUserstyles() {
|
|||
* @returns {Promise<Object>} An object containing info about the style, e.g. name, author, etc.
|
||||
*/
|
||||
function fetchStyle(userstylesId) {
|
||||
return readCache(userstylesId)
|
||||
.then(json => json ||
|
||||
return readCache(userstylesId).then(json => json ||
|
||||
download(BASE_URL + '/api/v1/styles/' + userstylesId, {
|
||||
method: 'GET',
|
||||
headers: {
|
||||
|
|
@ -532,27 +592,37 @@ function searchUserstyles() {
|
|||
},
|
||||
responseType: 'json',
|
||||
body: null
|
||||
}).then(writeCache));
|
||||
}).then(json => {
|
||||
for (const prop of CACHE_EXCEPT_PROPS) {
|
||||
delete json[prop];
|
||||
}
|
||||
writeCache(json);
|
||||
return json;
|
||||
}));
|
||||
}
|
||||
|
||||
/**
|
||||
* Fetches (and JSON-parses) search results from a userstyles.org search API.
|
||||
* Automatically sets currentPage and totalPages.
|
||||
* Automatically sets searchCurrentPage and searchTotalPages.
|
||||
* @param {string} category The usrestyles.org "category" (subcategory) OR a any search string.
|
||||
* @return {Object} Response object from userstyles.org
|
||||
*/
|
||||
function search(category) {
|
||||
if (totalPages !== undefined && currentPage > totalPages) {
|
||||
function search({category, restart}) {
|
||||
if (restart) {
|
||||
searchCurrentPage = 1;
|
||||
searchTotalPages = undefined;
|
||||
}
|
||||
if (searchTotalPages !== undefined && searchCurrentPage > searchTotalPages) {
|
||||
return Promise.resolve({'data':[]});
|
||||
}
|
||||
|
||||
const searchURL = BASE_URL +
|
||||
'/api/v1/styles/subcategory' +
|
||||
'?search=' + encodeURIComponent(category) +
|
||||
'&page=' + currentPage +
|
||||
'&page=' + searchCurrentPage +
|
||||
'&country=NA';
|
||||
|
||||
const cacheKey = category + '/' + currentPage;
|
||||
const cacheKey = category + '/' + searchCurrentPage;
|
||||
|
||||
return readCache(cacheKey)
|
||||
.then(json => json ||
|
||||
|
|
@ -570,55 +640,84 @@ function searchUserstyles() {
|
|||
return json;
|
||||
}))
|
||||
.then(json => {
|
||||
currentPage = json.current_page + 1;
|
||||
totalPages = json.total_pages;
|
||||
exhausted = (currentPage > totalPages);
|
||||
searchCurrentPage = json.current_page + 1;
|
||||
searchTotalPages = json.total_pages;
|
||||
searchExhausted = (searchCurrentPage > searchTotalPages);
|
||||
return json;
|
||||
}).catch(reason => {
|
||||
exhausted = true;
|
||||
searchExhausted = true;
|
||||
return Promise.reject(reason);
|
||||
});
|
||||
}
|
||||
|
||||
//endregion
|
||||
//region Cache
|
||||
|
||||
function readCache(id) {
|
||||
return BG.chromeLocal.getLZValue(CACHE_PREFIX + id).then(data => {
|
||||
if (!data || Date.now() - data.cacheWriteDate < CACHE_DURATION) {
|
||||
return data;
|
||||
const key = CACHE_PREFIX + id;
|
||||
return BG.chromeLocal.getValue(key).then(item => {
|
||||
if (!cacheItemExpired(item)) {
|
||||
return tryJSONparse(BG.LZString.decompressFromUTF16(item.payload));
|
||||
} else if (item) {
|
||||
chrome.storage.local.remove(key);
|
||||
}
|
||||
BG.chromeLocal.remove(CACHE_PREFIX + id);
|
||||
});
|
||||
}
|
||||
|
||||
function writeCache(data) {
|
||||
debounce(cleanupCache, 10e3);
|
||||
data.cacheWriteDate = Date.now();
|
||||
return BG.chromeLocal.setLZValue(CACHE_PREFIX + data.id, data)
|
||||
.then(() => data);
|
||||
function writeCache(data, debounced) {
|
||||
if (!debounced) {
|
||||
debounce(writeCache, 100, data, true);
|
||||
return data;
|
||||
} else {
|
||||
debounce(cleanupCache, CACHE_CLEANUP_THROTTLE);
|
||||
return BG.chromeLocal.setValue(CACHE_PREFIX + data.id, {
|
||||
payload: BG.LZString.compressToUTF16(JSON.stringify(data)),
|
||||
date: Date.now(),
|
||||
}).then(() => data);
|
||||
}
|
||||
}
|
||||
|
||||
function cacheItemExpired(item) {
|
||||
return !item || !item.date || Date.now() - item.date > CACHE_DURATION;
|
||||
}
|
||||
|
||||
function cleanupCache() {
|
||||
new Promise(resolve =>
|
||||
chrome.storage.local.getBytesInUse &&
|
||||
chrome.storage.local.getBytesInUse(null, resolve) ||
|
||||
1e9
|
||||
)
|
||||
.then(size => size > 1e6 || Promise.reject())
|
||||
.then(() => BG.chromeLocal.getValue(CACHE_PREFIX + 'Cleanup'))
|
||||
.then((lastCleanup = 0) =>
|
||||
Date.now() - lastCleanup > CACHE_DURATION &&
|
||||
chrome.storage.local.get(null, storage => {
|
||||
const expired = [];
|
||||
for (const key in storage) {
|
||||
if (key.startsWith(CACHE_PREFIX) &&
|
||||
Date.now() - storage[key].cacheWriteDate > CACHE_DURATION) {
|
||||
expired.push(key);
|
||||
if (!chrome.storage.local.getBytesInUse) {
|
||||
chrome.storage.local.get(null, cleanupCacheInternal);
|
||||
} else {
|
||||
chrome.storage.local.getBytesInUse(null, size => {
|
||||
if (size > CACHE_SIZE) {
|
||||
chrome.storage.local.get(null, cleanupCacheInternal);
|
||||
}
|
||||
ignoreChromeError();
|
||||
});
|
||||
}
|
||||
}
|
||||
if (expired.length) {
|
||||
chrome.storage.local.remove(expired);
|
||||
|
||||
function cleanupCacheInternal(storage) {
|
||||
const sortedByTime = Object.keys(storage)
|
||||
.filter(key => key.startsWith(CACHE_PREFIX))
|
||||
.map(key => Object.assign(storage[key], {key}))
|
||||
.sort((a, b) => a.date - b.date);
|
||||
const someExpired = cacheItemExpired(sortedByTime[0]);
|
||||
const expired = someExpired ? sortedByTime.filter(cacheItemExpired) :
|
||||
sortedByTime.slice(0, sortedByTime.length / 2);
|
||||
const toRemove = expired.length ? expired : sortedByTime;
|
||||
if (toRemove.length) {
|
||||
chrome.storage.local.remove(toRemove.map(item => item.key), ignoreChromeError);
|
||||
}
|
||||
BG.chromeLocal.setValue(CACHE_PREFIX + 'Cleanup', Date.now());
|
||||
}))
|
||||
.catch(ignoreChromeError);
|
||||
ignoreChromeError();
|
||||
}
|
||||
|
||||
//endregion
|
||||
|
||||
function objectPick(obj, keys) {
|
||||
const result = {};
|
||||
for (const k in obj) {
|
||||
if (keys.includes(k)) {
|
||||
result[k] = obj[k];
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
});
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user