diff options
Diffstat (limited to 'toolkit/content/widgets/autocomplete-richlistitem.js')
| -rw-r--r-- | toolkit/content/widgets/autocomplete-richlistitem.js | 884 |
1 files changed, 884 insertions, 0 deletions
diff --git a/toolkit/content/widgets/autocomplete-richlistitem.js b/toolkit/content/widgets/autocomplete-richlistitem.js new file mode 100644 index 0000000000..8fc0c12363 --- /dev/null +++ b/toolkit/content/widgets/autocomplete-richlistitem.js @@ -0,0 +1,884 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +// This is loaded into all XUL windows. Wrap in a block to prevent +// leaking to window scope. +{ + const { Services } = ChromeUtils.import( + "resource://gre/modules/Services.jsm" + ); + + MozElements.MozAutocompleteRichlistitem = class MozAutocompleteRichlistitem extends MozElements.MozRichlistitem { + constructor() { + super(); + + /** + * This overrides listitem's mousedown handler because we want to set the + * selected item even when the shift or accel keys are pressed. + */ + this.addEventListener("mousedown", event => { + // Call this.control only once since it's not a simple getter. + let control = this.control; + if (!control || control.disabled) { + return; + } + if (!this.selected) { + control.selectItem(this); + } + control.currentItem = this; + }); + + this.addEventListener("mouseover", event => { + // The point of implementing this handler is to allow drags to change + // the selected item. If the user mouses down on an item, it becomes + // selected. If they then drag the mouse to another item, select it. + // Handle all three primary mouse buttons: right, left, and wheel, since + // all three change the selection on mousedown. + let mouseDown = event.buttons & 0b111; + if (!mouseDown) { + return; + } + // Call this.control only once since it's not a simple getter. + let control = this.control; + if (!control || control.disabled) { + return; + } + if (!this.selected) { + control.selectItem(this); + } + control.currentItem = this; + }); + + this.addEventListener("overflow", () => this._onOverflow()); + this.addEventListener("underflow", () => this._onUnderflow()); + } + + connectedCallback() { + if (this.delayConnectedCallback()) { + return; + } + + this.textContent = ""; + this.appendChild(this.constructor.fragment); + this.initializeAttributeInheritance(); + + this._boundaryCutoff = null; + this._inOverflow = false; + + this._adjustAcItem(); + } + + static get inheritedAttributes() { + return { + ".ac-type-icon": "selected,current,type", + ".ac-site-icon": "src=image,selected,type", + ".ac-title": "selected", + ".ac-title-text": "selected", + ".ac-separator": "selected,type", + ".ac-url": "selected", + ".ac-url-text": "selected", + }; + } + + static get markup() { + return ` + <image class="ac-type-icon"/> + <image class="ac-site-icon"/> + <hbox class="ac-title" align="center"> + <description class="ac-text-overflow-container"> + <description class="ac-title-text"/> + </description> + </hbox> + <hbox class="ac-separator" align="center"> + <description class="ac-separator-text" value="—"/> + </hbox> + <hbox class="ac-url" align="center" aria-hidden="true"> + <description class="ac-text-overflow-container"> + <description class="ac-url-text"/> + </description> + </hbox> + `; + } + + get _typeIcon() { + return this.querySelector(".ac-type-icon"); + } + + get _titleText() { + return this.querySelector(".ac-title-text"); + } + + get _separator() { + return this.querySelector(".ac-separator"); + } + + get _urlText() { + return this.querySelector(".ac-url-text"); + } + + get _stringBundle() { + if (!this.__stringBundle) { + this.__stringBundle = Services.strings.createBundle( + "chrome://global/locale/autocomplete.properties" + ); + } + return this.__stringBundle; + } + + get boundaryCutoff() { + if (!this._boundaryCutoff) { + this._boundaryCutoff = Services.prefs.getIntPref( + "toolkit.autocomplete.richBoundaryCutoff" + ); + } + return this._boundaryCutoff; + } + + _cleanup() { + this.removeAttribute("url"); + this.removeAttribute("image"); + this.removeAttribute("title"); + this.removeAttribute("text"); + } + + _onOverflow() { + this._inOverflow = true; + this._handleOverflow(); + } + + _onUnderflow() { + this._inOverflow = false; + this._handleOverflow(); + } + + _getBoundaryIndices(aText, aSearchTokens) { + // Short circuit for empty search ([""] == "") + if (aSearchTokens == "") { + return [0, aText.length]; + } + + // Find which regions of text match the search terms + let regions = []; + for (let search of Array.prototype.slice.call(aSearchTokens)) { + let matchIndex = -1; + let searchLen = search.length; + + // Find all matches of the search terms, but stop early for perf + let lowerText = aText.substr(0, this.boundaryCutoff).toLowerCase(); + while ((matchIndex = lowerText.indexOf(search, matchIndex + 1)) >= 0) { + regions.push([matchIndex, matchIndex + searchLen]); + } + } + + // Sort the regions by start position then end position + regions = regions.sort((a, b) => { + let start = a[0] - b[0]; + return start == 0 ? a[1] - b[1] : start; + }); + + // Generate the boundary indices from each region + let start = 0; + let end = 0; + let boundaries = []; + let len = regions.length; + for (let i = 0; i < len; i++) { + // We have a new boundary if the start of the next is past the end + let region = regions[i]; + if (region[0] > end) { + // First index is the beginning of match + boundaries.push(start); + // Second index is the beginning of non-match + boundaries.push(end); + + // Track the new region now that we've stored the previous one + start = region[0]; + } + + // Push back the end index for the current or new region + end = Math.max(end, region[1]); + } + + // Add the last region + boundaries.push(start); + boundaries.push(end); + + // Put on the end boundary if necessary + if (end < aText.length) { + boundaries.push(aText.length); + } + + // Skip the first item because it's always 0 + return boundaries.slice(1); + } + + _getSearchTokens(aSearch) { + let search = aSearch.toLowerCase(); + return search.split(/\s+/); + } + + _setUpDescription(aDescriptionElement, aText) { + // Get rid of all previous text + if (!aDescriptionElement) { + return; + } + while (aDescriptionElement.hasChildNodes()) { + aDescriptionElement.firstChild.remove(); + } + + // Get the indices that separate match and non-match text + let search = this.getAttribute("text"); + let tokens = this._getSearchTokens(search); + let indices = this._getBoundaryIndices(aText, tokens); + + this._appendDescriptionSpans( + indices, + aText, + aDescriptionElement, + aDescriptionElement + ); + } + + _appendDescriptionSpans( + indices, + text, + spansParentElement, + descriptionElement + ) { + let next; + let start = 0; + let len = indices.length; + // Even indexed boundaries are matches, so skip the 0th if it's empty + for (let i = indices[0] == 0 ? 1 : 0; i < len; i++) { + next = indices[i]; + let spanText = text.substr(start, next - start); + start = next; + + if (i % 2 == 0) { + // Emphasize the text for even indices + let span = spansParentElement.appendChild( + document.createElementNS("http://www.w3.org/1999/xhtml", "span") + ); + this._setUpEmphasisSpan(span, descriptionElement); + span.textContent = spanText; + } else { + // Otherwise, it's plain text + spansParentElement.appendChild(document.createTextNode(spanText)); + } + } + } + + _setUpEmphasisSpan(aSpan, aDescriptionElement) { + aSpan.classList.add("ac-emphasize-text"); + switch (aDescriptionElement) { + case this._titleText: + aSpan.classList.add("ac-emphasize-text-title"); + break; + case this._urlText: + aSpan.classList.add("ac-emphasize-text-url"); + break; + } + } + + /** + * This will generate an array of emphasis pairs for use with + * _setUpEmphasisedSections(). Each pair is a tuple (array) that + * represents a block of text - containing the text of that block, and a + * boolean for whether that block should have an emphasis styling applied + * to it. + * + * These pairs are generated by parsing a localised string (aSourceString) + * with parameters, in the format that is used by + * nsIStringBundle.formatStringFromName(): + * + * "textA %1$S textB textC %2$S" + * + * Or: + * + * "textA %S" + * + * Where "%1$S", "%2$S", and "%S" are intended to be replaced by provided + * replacement strings. These are specified an array of tuples + * (aReplacements), each containing the replacement text and a boolean for + * whether that text should have an emphasis styling applied. This is used + * as a 1-based array - ie, "%1$S" is replaced by the item in the first + * index of aReplacements, "%2$S" by the second, etc. "%S" will always + * match the first index. + */ + _generateEmphasisPairs(aSourceString, aReplacements) { + let pairs = []; + + // Split on %S, %1$S, %2$S, etc. ie: + // "textA %S" + // becomes ["textA ", "%S"] + // "textA %1$S textB textC %2$S" + // becomes ["textA ", "%1$S", " textB textC ", "%2$S"] + let parts = aSourceString.split(/(%(?:[0-9]+\$)?S)/); + + for (let part of parts) { + // The above regex will actually give us an empty string at the + // end - we don't want that, as we don't want to later generate an + // empty text node for it. + if (part.length === 0) { + continue; + } + + // Determine if this token is a replacement token or a normal text + // token. If it is a replacement token, we want to extract the + // numerical number. However, we still want to match on "$S". + let match = part.match(/^%(?:([0-9]+)\$)?S$/); + + if (match) { + // "%S" doesn't have a numerical number in it, but will always + // be assumed to be 1. Furthermore, the input string specifies + // these with a 1-based index, but we want a 0-based index. + let index = (match[1] || 1) - 1; + + if (index >= 0 && index < aReplacements.length) { + pairs.push([...aReplacements[index]]); + } + } else { + pairs.push([part]); + } + } + + return pairs; + } + + /** + * _setUpEmphasisedSections() has the same use as _setUpDescription, + * except instead of taking a string and highlighting given tokens, it takes + * an array of pairs generated by _generateEmphasisPairs(). This allows + * control over emphasising based on specific blocks of text, rather than + * search for substrings. + */ + _setUpEmphasisedSections(aDescriptionElement, aTextPairs) { + // Get rid of all previous text + while (aDescriptionElement.hasChildNodes()) { + aDescriptionElement.firstChild.remove(); + } + + for (let [text, emphasise] of aTextPairs) { + if (emphasise) { + let span = aDescriptionElement.appendChild( + document.createElementNS("http://www.w3.org/1999/xhtml", "span") + ); + span.textContent = text; + switch (emphasise) { + case "match": + this._setUpEmphasisSpan(span, aDescriptionElement); + break; + } + } else { + aDescriptionElement.appendChild(document.createTextNode(text)); + } + } + } + + _unescapeUrl(url) { + return Services.textToSubURI.unEscapeURIForUI(url); + } + + _reuseAcItem() { + this.collapsed = false; + + // The popup may have changed size between now and the last + // time the item was shown, so always handle over/underflow. + let dwu = window.windowUtils; + let popupWidth = dwu.getBoundsWithoutFlushing(this.parentNode).width; + if (!this._previousPopupWidth || this._previousPopupWidth != popupWidth) { + this._previousPopupWidth = popupWidth; + this.handleOverUnderflow(); + } + } + + _adjustAcItem() { + let originalUrl = this.getAttribute("ac-value"); + let title = this.getAttribute("ac-comment"); + this.setAttribute("url", originalUrl); + this.setAttribute("image", this.getAttribute("ac-image")); + this.setAttribute("title", title); + this.setAttribute("text", this.getAttribute("ac-text")); + + let type = this.getAttribute("originaltype"); + let types = new Set(type.split(/\s+/)); + // Remove types that should ultimately not be in the `type` string. + types.delete("autofill"); + type = [...types][0] || ""; + this.setAttribute("type", type); + + let displayUrl = this._unescapeUrl(originalUrl); + + // Show the domain as the title if we don't have a title. + if (!title) { + try { + let uri = Services.io.newURI(originalUrl); + // Not all valid URLs have a domain. + if (uri.host) { + title = uri.host; + } + } catch (e) {} + if (!title) { + title = displayUrl; + } + } + + if (Array.isArray(title)) { + this._setUpEmphasisedSections(this._titleText, title); + } else { + this._setUpDescription(this._titleText, title); + } + this._setUpDescription(this._urlText, displayUrl); + + // Removing the max-width may be jarring when the item is visible, but + // we have no other choice to properly crop the text. + // Removing max-widths may cause overflow or underflow events, that + // will set the _inOverflow property. In case both the old and the new + // text are overflowing, the overflow event won't happen, and we must + // enforce an _handleOverflow() call to update the max-widths. + let wasInOverflow = this._inOverflow; + this._removeMaxWidths(); + if (wasInOverflow && this._inOverflow) { + this._handleOverflow(); + } + } + + _removeMaxWidths() { + if (this._hasMaxWidths) { + this._titleText.style.removeProperty("max-width"); + this._urlText.style.removeProperty("max-width"); + this._hasMaxWidths = false; + } + } + + /** + * This method truncates the displayed strings as necessary. + */ + _handleOverflow() { + let itemRect = this.parentNode.getBoundingClientRect(); + let titleRect = this._titleText.getBoundingClientRect(); + let separatorRect = this._separator.getBoundingClientRect(); + let urlRect = this._urlText.getBoundingClientRect(); + let separatorURLWidth = separatorRect.width + urlRect.width; + + // Total width for the title and URL is the width of the item + // minus the start of the title text minus a little optional extra padding. + // This extra padding amount is basically arbitrary but keeps the text + // from getting too close to the popup's edge. + let dir = this.getAttribute("dir"); + let titleStart = + dir == "rtl" + ? itemRect.right - titleRect.right + : titleRect.left - itemRect.left; + + let popup = this.parentNode.parentNode; + let itemWidth = + itemRect.width - + titleStart - + popup.overflowPadding - + (popup.margins ? popup.margins.end : 0); + + let titleWidth = titleRect.width; + if (titleWidth + separatorURLWidth > itemWidth) { + // The percentage of the item width allocated to the title. + let titlePct = 0.66; + + let titleAvailable = itemWidth - separatorURLWidth; + let titleMaxWidth = Math.max(titleAvailable, itemWidth * titlePct); + if (titleWidth > titleMaxWidth) { + this._titleText.style.maxWidth = titleMaxWidth + "px"; + } + let urlMaxWidth = Math.max( + itemWidth - titleWidth, + itemWidth * (1 - titlePct) + ); + urlMaxWidth -= separatorRect.width; + this._urlText.style.maxWidth = urlMaxWidth + "px"; + this._hasMaxWidths = true; + } + } + + handleOverUnderflow() { + this._removeMaxWidths(); + this._handleOverflow(); + } + }; + + MozXULElement.implementCustomInterface( + MozElements.MozAutocompleteRichlistitem, + [Ci.nsIDOMXULSelectControlItemElement] + ); + + class MozAutocompleteRichlistitemInsecureWarning extends MozElements.MozAutocompleteRichlistitem { + constructor() { + super(); + + this.addEventListener("click", event => { + if (event.button != 0) { + return; + } + + let baseURL = Services.urlFormatter.formatURLPref( + "app.support.baseURL" + ); + window.openTrustedLinkIn(baseURL + "insecure-password", "tab", { + relatedToCurrent: true, + }); + }); + } + + connectedCallback() { + if (this.delayConnectedCallback()) { + return; + } + + super.connectedCallback(); + + // Unlike other autocomplete items, the height of the insecure warning + // increases by wrapping. So "forceHandleUnderflow" is for container to + // recalculate an item's height and width. + this.classList.add("forceHandleUnderflow"); + } + + static get inheritedAttributes() { + return { + ".ac-type-icon": "selected,current,type", + ".ac-site-icon": "src=image,selected,type", + ".ac-title-text": "selected", + ".ac-separator": "selected,type", + ".ac-url": "selected", + ".ac-url-text": "selected", + }; + } + + static get markup() { + return ` + <image class="ac-type-icon"/> + <image class="ac-site-icon"/> + <vbox class="ac-title" align="left"> + <description class="ac-text-overflow-container"> + <description class="ac-title-text"/> + </description> + </vbox> + <hbox class="ac-separator" align="center"> + <description class="ac-separator-text" value="—"/> + </hbox> + <hbox class="ac-url" align="center"> + <description class="ac-text-overflow-container"> + <description class="ac-url-text"/> + </description> + </hbox> + `; + } + + get _learnMoreString() { + if (!this.__learnMoreString) { + this.__learnMoreString = Services.strings + .createBundle("chrome://passwordmgr/locale/passwordmgr.properties") + .GetStringFromName("insecureFieldWarningLearnMore"); + } + return this.__learnMoreString; + } + + /** + * Override _getSearchTokens to have the Learn More text emphasized + */ + _getSearchTokens(aSearch) { + return [this._learnMoreString.toLowerCase()]; + } + } + + class MozAutocompleteRichlistitemLoginsFooter extends MozElements.MozAutocompleteRichlistitem { + constructor() { + super(); + + function handleEvent(event) { + if (event.button != 0) { + return; + } + + const { LoginHelper } = ChromeUtils.import( + "resource://gre/modules/LoginHelper.jsm" + ); + + LoginHelper.openPasswordManager(this.ownerGlobal, { + entryPoint: "autocomplete", + }); + } + + this.addEventListener("click", handleEvent); + } + } + + class MozAutocompleteImportableLearnMoreRichlistitem extends MozElements.MozAutocompleteRichlistitem { + constructor() { + super(); + MozXULElement.insertFTLIfNeeded("toolkit/main-window/autocomplete.ftl"); + + this.addEventListener("click", event => { + window.openTrustedLinkIn( + Services.urlFormatter.formatURLPref("app.support.baseURL") + + "password-import", + "tab", + { relatedToCurrent: true } + ); + }); + } + + static get markup() { + return ` + <image class="ac-type-icon"/> + <image class="ac-site-icon"/> + <vbox class="ac-title" align="left"> + <description class="ac-text-overflow-container"> + <description class="ac-title-text" + data-l10n-id="autocomplete-import-learn-more"/> + </description> + </vbox> + <hbox class="ac-separator" align="center"> + <description class="ac-separator-text" value="—"/> + </hbox> + <hbox class="ac-url" align="center"> + <description class="ac-text-overflow-container"> + <description class="ac-url-text"/> + </description> + </hbox> + `; + } + + // Override to avoid clearing out fluent description. + _setUpDescription() {} + } + + class MozAutocompleteTwoLineRichlistitem extends MozElements.MozRichlistitem { + connectedCallback() { + if (this.delayConnectedCallback()) { + return; + } + + this.textContent = ""; + this.appendChild(this.constructor.fragment); + this.initializeAttributeInheritance(); + this._adjustAcItem(); + } + + static get inheritedAttributes() { + return { + // getLabelAt: + ".line1-label": "text=ac-value", + // getCommentAt: + ".line2-label": "text=ac-label", + }; + } + + static get markup() { + return ` + <div xmlns="http://www.w3.org/1999/xhtml" + xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" + class="two-line-wrapper"> + <xul:image class="ac-site-icon"></xul:image> + <div class="labels-wrapper"> + <div class="label-row line1-label"></div> + <div class="label-row line2-label"></div> + </div> + </div> + `; + } + + _adjustAcItem() { + const popup = this.parentNode.parentNode; + const minWidth = getComputedStyle(popup).minWidth.replace("px", ""); + // Make item fit in popup as XUL box could not constrain + // item's width + // popup.width is equal to the input field's width from the content process + this.firstElementChild.style.width = + Math.max(minWidth, popup.width) + "px"; + } + + _onOverflow() {} + + _onUnderflow() {} + + handleOverUnderflow() {} + } + + class MozAutocompleteLoginRichlistitem extends MozAutocompleteTwoLineRichlistitem { + static get inheritedAttributes() { + return { + // getLabelAt: + ".line1-label": "text=ac-value", + // Don't inherit ac-label with getCommentAt since the label is JSON. + }; + } + + _adjustAcItem() { + super._adjustAcItem(); + + let details = JSON.parse(this.getAttribute("ac-label")); + this.querySelector(".line2-label").textContent = details.comment; + } + } + + class MozAutocompleteGeneratedPasswordRichlistitem extends MozAutocompleteTwoLineRichlistitem { + constructor() { + super(); + + // Line 2 and line 3 both display text with a different line-height than + // line 1 but we want the line-height to be the same so we wrap the text + // in <span> and only adjust the line-height via font CSS properties on them. + this.generatedPasswordText = document.createElement("span"); + + this.line3Text = document.createElement("span"); + this.line3 = document.createElement("div"); + this.line3.className = "label-row generated-password-autosave"; + this.line3.append(this.line3Text); + } + + get _autoSaveString() { + if (!this.__autoSaveString) { + let brandShorterName = Services.strings + .createBundle("chrome://branding/locale/brand.properties") + .GetStringFromName("brandShorterName"); + this.__autoSaveString = Services.strings + .createBundle("chrome://passwordmgr/locale/passwordmgr.properties") + .formatStringFromName("generatedPasswordWillBeSaved", [ + brandShorterName, + ]); + } + return this.__autoSaveString; + } + + _adjustAcItem() { + let { generatedPassword, willAutoSaveGeneratedPassword } = JSON.parse( + this.getAttribute("ac-label") + ); + let line2Label = this.querySelector(".line2-label"); + line2Label.textContent = ""; + this.generatedPasswordText.textContent = generatedPassword; + line2Label.append(this.generatedPasswordText); + + if (willAutoSaveGeneratedPassword) { + this.line3Text.textContent = this._autoSaveString; + this.querySelector(".labels-wrapper").append(this.line3); + } else { + this.line3.remove(); + } + + super._adjustAcItem(); + } + } + + class MozAutocompleteImportableLoginsRichlistitem extends MozAutocompleteTwoLineRichlistitem { + constructor() { + super(); + MozXULElement.insertFTLIfNeeded("toolkit/main-window/autocomplete.ftl"); + + this.addEventListener("click", event => { + if (event.button != 0) { + return; + } + + // Let the login manager parent handle this importable browser click. + gBrowser.selectedBrowser.browsingContext.currentWindowGlobal + .getActor("LoginManager") + .receiveMessage({ + name: "PasswordManager:HandleImportable", + data: { + browserId: this.getAttribute("ac-value"), + }, + }); + }); + } + + static get markup() { + return ` + <div xmlns="http://www.w3.org/1999/xhtml" + xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" + class="two-line-wrapper"> + <xul:image class="ac-site-icon" /> + <div class="labels-wrapper"> + <div class="label-row line1-label" data-l10n-name="line1" /> + <div class="label-row line2-label" data-l10n-name="line2" /> + </div> + </div> + `; + } + + _adjustAcItem() { + document.l10n.setAttributes( + this.querySelector(".labels-wrapper"), + `autocomplete-import-logins-${this.getAttribute("ac-value")}`, + { + host: this.getAttribute("ac-label").replace(/^www\./, ""), + } + ); + super._adjustAcItem(); + } + } + + customElements.define( + "autocomplete-richlistitem", + MozElements.MozAutocompleteRichlistitem, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-richlistitem-insecure-warning", + MozAutocompleteRichlistitemInsecureWarning, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-richlistitem-logins-footer", + MozAutocompleteRichlistitemLoginsFooter, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-two-line-richlistitem", + MozAutocompleteTwoLineRichlistitem, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-login-richlistitem", + MozAutocompleteLoginRichlistitem, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-generated-password-richlistitem", + MozAutocompleteGeneratedPasswordRichlistitem, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-importable-learn-more-richlistitem", + MozAutocompleteImportableLearnMoreRichlistitem, + { + extends: "richlistitem", + } + ); + + customElements.define( + "autocomplete-importable-logins-richlistitem", + MozAutocompleteImportableLoginsRichlistitem, + { + extends: "richlistitem", + } + ); +} |