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      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 /**
     32  * @interface
     33  */
     34 WebInspector.LinkifierFormatter = function()
     35 {
     36 }
     37 
     38 WebInspector.LinkifierFormatter.prototype = {
     39     /**
     40      * @param {Element} anchor
     41      * @param {WebInspector.UILocation} uiLocation
     42      */
     43     formatLiveAnchor: function(anchor, uiLocation) { }
     44 }
     45 
     46 /**
     47  * @constructor
     48  * @param {WebInspector.LinkifierFormatter=} formatter
     49  */
     50 WebInspector.Linkifier = function(formatter)
     51 {
     52     this._formatter = formatter || new WebInspector.Linkifier.DefaultFormatter(WebInspector.Linkifier.MaxLengthForDisplayedURLs);
     53     this._liveLocations = [];
     54 }
     55 
     56 WebInspector.Linkifier.prototype = {
     57     /**
     58      * @param {string} sourceURL
     59      * @param {number} lineNumber
     60      * @param {number=} columnNumber
     61      * @param {string=} classes
     62      * @return {Element}
     63      */
     64     linkifyLocation: function(sourceURL, lineNumber, columnNumber, classes)
     65     {
     66         var rawLocation = WebInspector.debuggerModel.createRawLocationByURL(sourceURL, lineNumber, columnNumber || 0);
     67         if (!rawLocation)
     68             return WebInspector.linkifyResourceAsNode(sourceURL, lineNumber, classes);
     69         return this.linkifyRawLocation(rawLocation, classes);
     70     },
     71 
     72     /**
     73      * @param {WebInspector.DebuggerModel.Location} rawLocation
     74      * @param {string=} classes
     75      * @return {Element}
     76      */
     77     linkifyRawLocation: function(rawLocation, classes)
     78     {
     79         var script = WebInspector.debuggerModel.scriptForId(rawLocation.scriptId);
     80         if (!script)
     81             return null;
     82         var anchor = WebInspector.linkifyURLAsNode("", "", classes, false);
     83         var liveLocation = script.createLiveLocation(rawLocation, this._updateAnchor.bind(this, anchor));
     84         this._liveLocations.push(liveLocation);
     85         return anchor;
     86     },
     87 
     88     /**
     89      * @param {CSSAgent.StyleSheetId} styleSheetId
     90      * @param {WebInspector.CSSLocation} rawLocation
     91      * @return {?Element}
     92      */
     93     linkifyCSSLocation: function(styleSheetId, rawLocation)
     94     {
     95         var anchor = WebInspector.linkifyURLAsNode("", "", "", false);
     96         var liveLocation = WebInspector.cssModel.createLiveLocation(styleSheetId, rawLocation, this._updateAnchor.bind(this, anchor));
     97         if (!liveLocation)
     98             return null;
     99         this._liveLocations.push(liveLocation);
    100         return anchor;
    101     },
    102 
    103     reset: function()
    104     {
    105         for (var i = 0; i < this._liveLocations.length; ++i)
    106             this._liveLocations[i].dispose();
    107         this._liveLocations = [];
    108     },
    109 
    110     /**
    111      * @param {Element} anchor
    112      * @param {WebInspector.UILocation} uiLocation
    113      */
    114     _updateAnchor: function(anchor, uiLocation)
    115     {
    116         anchor.preferredPanel = "scripts";
    117         anchor.href = sanitizeHref(uiLocation.uiSourceCode.originURL());
    118         anchor.uiSourceCode = uiLocation.uiSourceCode;
    119         anchor.lineNumber = uiLocation.lineNumber;
    120         anchor.columnNumber = uiLocation.columnNumber;
    121         this._formatter.formatLiveAnchor(anchor, uiLocation);
    122     }
    123 }
    124 
    125 /**
    126  * @constructor
    127  * @implements {WebInspector.LinkifierFormatter}
    128  * @param {number=} maxLength
    129  */
    130 WebInspector.Linkifier.DefaultFormatter = function(maxLength)
    131 {
    132     this._maxLength = maxLength;
    133 }
    134 
    135 WebInspector.Linkifier.DefaultFormatter.prototype = {
    136     /**
    137      * @param {Element} anchor
    138      * @param {WebInspector.UILocation} uiLocation
    139      */
    140     formatLiveAnchor: function(anchor, uiLocation)
    141     {
    142         var text = uiLocation.linkText();
    143         if (this._maxLength)
    144             text = text.trimMiddle(this._maxLength);
    145         anchor.textContent = text;
    146 
    147         var titleText = uiLocation.uiSourceCode.originURL();
    148         if (typeof uiLocation.lineNumber === "number")
    149             titleText += ":" + (uiLocation.lineNumber + 1);
    150         anchor.title = titleText;
    151     },
    152 
    153     __proto__: WebInspector.LinkifierFormatter.prototype
    154 }
    155 
    156 /**
    157  * @constructor
    158  * @extends {WebInspector.Linkifier.DefaultFormatter}
    159  */
    160 WebInspector.Linkifier.DefaultCSSFormatter = function()
    161 {
    162     WebInspector.Linkifier.DefaultFormatter.call(this, WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs);
    163 }
    164 
    165 WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs = 30;
    166 
    167 WebInspector.Linkifier.DefaultCSSFormatter.prototype = {
    168     /**
    169      * @param {Element} anchor
    170      * @param {WebInspector.UILocation} uiLocation
    171      */
    172     formatLiveAnchor: function(anchor, uiLocation)
    173     {
    174         WebInspector.Linkifier.DefaultFormatter.prototype.formatLiveAnchor.call(this, anchor, uiLocation);
    175         anchor.classList.add("webkit-html-resource-link");
    176         anchor.setAttribute("data-uncopyable", anchor.textContent);
    177         anchor.textContent = "";
    178     },
    179     __proto__: WebInspector.Linkifier.DefaultFormatter.prototype
    180 }
    181 
    182 /**
    183  * The maximum number of characters to display in a URL.
    184  * @const
    185  * @type {number}
    186  */
    187 WebInspector.Linkifier.MaxLengthForDisplayedURLs = 150;
    188