1/*
2 * Copyright (C) 2010 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#include "config.h"
32#include "SpeechInputClientMock.h"
33
34#if ENABLE(INPUT_SPEECH)
35
36#include "SecurityOrigin.h"
37#include "SpeechInputListener.h"
38
39namespace WebCore {
40
41SpeechInputClientMock::SpeechInputClientMock()
42    : m_recording(false)
43    , m_timer(this, &SpeechInputClientMock::timerFired)
44    , m_listener(0)
45    , m_requestId(0)
46{
47}
48
49void SpeechInputClientMock::setListener(SpeechInputListener* listener)
50{
51    m_listener = listener;
52}
53
54bool SpeechInputClientMock::startRecognition(int requestId, const IntRect& elementRect, const AtomicString& language, const String& grammar, SecurityOrigin* origin)
55{
56    if (m_timer.isActive())
57        return false;
58    m_requestId = requestId;
59    m_recording = true;
60    m_language = language;
61    m_timer.startOneShot(0);
62    return true;
63}
64
65void SpeechInputClientMock::stopRecording(int requestId)
66{
67    ASSERT(requestId == m_requestId);
68    if (m_timer.isActive() && m_recording) {
69        m_timer.stop();
70        timerFired(&m_timer);
71    }
72}
73
74void SpeechInputClientMock::cancelRecognition(int requestId)
75{
76    if (m_timer.isActive()) {
77        ASSERT(requestId == m_requestId);
78        m_timer.stop();
79        m_recording = false;
80        m_listener->didCompleteRecognition(m_requestId);
81        m_requestId = 0;
82    }
83}
84
85void SpeechInputClientMock::addRecognitionResult(const String& result, double confidence, const AtomicString& language)
86{
87    if (language.isEmpty())
88        m_resultsForEmptyLanguage.append(SpeechInputResult::create(result, confidence));
89    else {
90        if (!m_recognitionResults.contains(language))
91            m_recognitionResults.set(language, SpeechInputResultArray());
92        m_recognitionResults.find(language)->second.append(SpeechInputResult::create(result, confidence));
93    }
94}
95
96void SpeechInputClientMock::clearResults()
97{
98    m_resultsForEmptyLanguage.clear();
99    m_recognitionResults.clear();
100}
101
102void SpeechInputClientMock::timerFired(WebCore::Timer<SpeechInputClientMock>*)
103{
104    if (m_recording) {
105        m_recording = false;
106        m_listener->didCompleteRecording(m_requestId);
107        m_timer.startOneShot(0);
108    } else {
109        bool noResultsFound = false;
110
111        // We take a copy of the requestId here so that if scripts destroyed the input element
112        // inside one of the callbacks below, we'll still know what this session's requestId was.
113        int requestId = m_requestId;
114        m_requestId = 0;
115
116        // Empty language case must be handled separately to avoid problems with HashMap and empty keys.
117        if (m_language.isEmpty()) {
118            if (!m_resultsForEmptyLanguage.isEmpty())
119                m_listener->setRecognitionResult(requestId, m_resultsForEmptyLanguage);
120            else
121                noResultsFound = true;
122        } else {
123            if (m_recognitionResults.contains(m_language))
124                m_listener->setRecognitionResult(requestId, m_recognitionResults.get(m_language));
125            else
126                noResultsFound = true;
127        }
128
129        if (noResultsFound) {
130            // Can't avoid setting a result even if no result was set for the given language.
131            // This would avoid generating the events used to check the results and the test would timeout.
132            String error("error: no result found for language '");
133            error.append(m_language);
134            error.append("'");
135            SpeechInputResultArray results;
136            results.append(SpeechInputResult::create(error, 1.0));
137            m_listener->setRecognitionResult(requestId, results);
138        }
139
140        m_listener->didCompleteRecognition(requestId);
141    }
142}
143
144} // namespace WebCore
145
146#endif // ENABLE(INPUT_SPEECH)
147