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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      * @param {string=} classes
     92      * @return {?Element}
     93      */
     94     linkifyCSSLocation: function(styleSheetId, rawLocation, classes)
     95     {
     96         var anchor = WebInspector.linkifyURLAsNode("", "", classes, false);
     97         var liveLocation = WebInspector.cssModel.createLiveLocation(styleSheetId, rawLocation, this._updateAnchor.bind(this, anchor));
     98         if (!liveLocation)
     99             return null;
    100         this._liveLocations.push(liveLocation);
    101         return anchor;
    102     },
    103 
    104     reset: function()
    105     {
    106         for (var i = 0; i < this._liveLocations.length; ++i)
    107             this._liveLocations[i].dispose();
    108         this._liveLocations = [];
    109     },
    110 
    111     /**
    112      * @param {!Element} anchor
    113      * @param {!WebInspector.UILocation} uiLocation
    114      */
    115     _updateAnchor: function(anchor, uiLocation)
    116     {
    117         anchor.preferredPanel = "sources";
    118         anchor.href = sanitizeHref(uiLocation.uiSourceCode.originURL());
    119         anchor.uiSourceCode = uiLocation.uiSourceCode;
    120         anchor.lineNumber = uiLocation.lineNumber;
    121         anchor.columnNumber = uiLocation.columnNumber;
    122         this._formatter.formatLiveAnchor(anchor, uiLocation);
    123     }
    124 }
    125 
    126 /**
    127  * @constructor
    128  * @implements {WebInspector.LinkifierFormatter}
    129  * @param {number=} maxLength
    130  */
    131 WebInspector.Linkifier.DefaultFormatter = function(maxLength)
    132 {
    133     this._maxLength = maxLength;
    134 }
    135 
    136 WebInspector.Linkifier.DefaultFormatter.prototype = {
    137     /**
    138      * @param {!Element} anchor
    139      * @param {!WebInspector.UILocation} uiLocation
    140      */
    141     formatLiveAnchor: function(anchor, uiLocation)
    142     {
    143         var text = uiLocation.linkText();
    144         if (this._maxLength)
    145             text = text.trimMiddle(this._maxLength);
    146         anchor.textContent = text;
    147 
    148         var titleText = uiLocation.uiSourceCode.originURL();
    149         if (typeof uiLocation.lineNumber === "number")
    150             titleText += ":" + (uiLocation.lineNumber + 1);
    151         anchor.title = titleText;
    152     },
    153 
    154     __proto__: WebInspector.LinkifierFormatter.prototype
    155 }
    156 
    157 /**
    158  * @constructor
    159  * @extends {WebInspector.Linkifier.DefaultFormatter}
    160  */
    161 WebInspector.Linkifier.DefaultCSSFormatter = function()
    162 {
    163     WebInspector.Linkifier.DefaultFormatter.call(this, WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs);
    164 }
    165 
    166 WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs = 30;
    167 
    168 WebInspector.Linkifier.DefaultCSSFormatter.prototype = {
    169     /**
    170      * @param {!Element} anchor
    171      * @param {!WebInspector.UILocation} uiLocation
    172      */
    173     formatLiveAnchor: function(anchor, uiLocation)
    174     {
    175         WebInspector.Linkifier.DefaultFormatter.prototype.formatLiveAnchor.call(this, anchor, uiLocation);
    176         anchor.classList.add("webkit-html-resource-link");
    177         anchor.setAttribute("data-uncopyable", anchor.textContent);
    178         anchor.textContent = "";
    179     },
    180     __proto__: WebInspector.Linkifier.DefaultFormatter.prototype
    181 }
    182 
    183 /**
    184  * The maximum number of characters to display in a URL.
    185  * @const
    186  * @type {number}
    187  */
    188 WebInspector.Linkifier.MaxLengthForDisplayedURLs = 150;
    189