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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 * @constructor
33 */
34WebInspector.AuditFormatters = function()
35{
36}
37
38WebInspector.AuditFormatters.Registry = {
39
40    /**
41     * @param {string} text
42     * @return {!Text}
43     */
44    text: function(text)
45    {
46        return document.createTextNode(text);
47    },
48
49    /**
50     * @param {string} snippetText
51     * @return {!Element}
52     */
53    snippet: function(snippetText)
54    {
55        var div = document.createElement("div");
56        div.textContent = snippetText;
57        div.className = "source-code";
58        return div;
59    },
60
61    /**
62     * @return {!Element}
63     */
64    concat: function()
65    {
66        var parent = document.createElement("span");
67        for (var arg = 0; arg < arguments.length; ++arg)
68            parent.appendChild(WebInspector.auditFormatters.apply(arguments[arg]));
69        return parent;
70    },
71
72    /**
73     * @param {string} url
74     * @param {string=} displayText
75     * @param {boolean=} allowExternalNavigation
76     * @return {!Element}
77     */
78    url: function(url, displayText, allowExternalNavigation)
79    {
80        var a = document.createElement("a");
81        a.href = sanitizeHref(url);
82        a.title = url;
83        a.textContent = displayText || url;
84        if (allowExternalNavigation)
85            a.target = "_blank";
86        return a;
87    },
88
89    /**
90     * @param {string} url
91     * @param {number=} line
92     * @return {!Element}
93     */
94    resourceLink: function(url, line)
95    {
96        // FIXME: use WebInspector.Linkifier
97        return WebInspector.linkifyResourceAsNode(url, line, "console-message-url webkit-html-resource-link");
98    }
99};
100
101WebInspector.AuditFormatters.prototype = {
102    /**
103     * @param {string|boolean|number|!Object} value
104     * @return {!Node}
105     */
106    apply: function(value)
107    {
108        var formatter;
109        var type = typeof value;
110        var args;
111
112        switch (type) {
113        case "string":
114        case "boolean":
115        case "number":
116            formatter = WebInspector.AuditFormatters.Registry.text;
117        args = [ value.toString() ];
118        break;
119
120        case "object":
121            if (value instanceof Node)
122                return value;
123            if (value instanceof Array) {
124                formatter = WebInspector.AuditFormatters.Registry.concat;
125                args = value;
126            } else if (value.type && value.arguments) {
127                formatter = WebInspector.AuditFormatters.Registry[value.type];
128                args = value.arguments;
129            }
130        }
131        if (!formatter)
132            throw "Invalid value or formatter: " + type + JSON.stringify(value);
133
134        return formatter.apply(null, args);
135    },
136
137    /**
138     * @param {!Object} formatters
139     * @param {?Object} thisArgument
140     * @param {string|boolean|number|!Object} value
141     * @return {*}
142     */
143    partiallyApply: function(formatters, thisArgument, value)
144    {
145        if (value instanceof Array)
146            return value.map(this.partiallyApply.bind(this, formatters, thisArgument));
147        if (typeof value === "object" && typeof formatters[value.type] === "function" && value.arguments)
148            return formatters[value.type].apply(thisArgument, value.arguments);
149        return value;
150    }
151}
152
153WebInspector.auditFormatters = new WebInspector.AuditFormatters();
154