From 30eddf57c8de433e8ea02b9e552c8e1744a505a7 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Sun, 7 May 2006 03:34:25 +0000
Subject: Add search to quickstart demo.

---
 .../index/Zend/Search/Lucene/Analysis/Analyzer.php |  94 ++++++++++++
 .../Search/Lucene/Analysis/Analyzer/Common.php     |  73 +++++++++
 .../Lucene/Analysis/Analyzer/Common/Text.php       |  76 +++++++++
 .../Analyzer/Common/Text/CaseInsensitive.php       |  43 ++++++
 .../index/Zend/Search/Lucene/Analysis/Token.php    | 170 +++++++++++++++++++++
 .../Zend/Search/Lucene/Analysis/TokenFilter.php    |  45 ++++++
 .../Lucene/Analysis/TokenFilter/LowerCase.php      |  55 +++++++
 7 files changed, 556 insertions(+)
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Token.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter.php
 create mode 100644 demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter/LowerCase.php

(limited to 'demos/quickstart/protected/index/Zend/Search/Lucene/Analysis')

diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php
new file mode 100644
index 00000000..8e234c16
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php
@@ -0,0 +1,94 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Token */
+require_once 'Zend/Search/Lucene/Analysis/Token.php';
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common_Text */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php';
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common_Text_CaseInsensitive */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php';
+
+
+
+/**
+ * An Analyzer is used to analyze text.
+ * It thus represents a policy for extracting index terms from text.
+ *
+ * Note:
+ * Lucene Java implementation is oriented to streams. It provides effective work
+ * with a huge documents (more then 20Mb).
+ * But engine itself is not oriented such documents.
+ * Thus Zend_Search_Lucene analysis API works with data strings and sets (arrays).
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+abstract class Zend_Search_Lucene_Analysis_Analyzer
+{
+    /**
+     * The Analyzer implementation used by default.
+     *
+     * @var Zend_Search_Lucene_Analysis_Analyzer
+     */
+    static private $_defaultImpl;
+
+    /**
+     * Tokenize text to a terms
+     * Returns array of Zend_Search_Lucene_Analysis_Token objects
+     *
+     * @param string $data
+     * @return array
+     */
+    abstract public function tokenize($data);
+
+
+    /**
+     * Set the default Analyzer implementation used by indexing code.
+     *
+     * @param Zend_Search_Lucene_Analysis_Analyzer $similarity
+     */
+    static public function setDefault(Zend_Search_Lucene_Analysis_Analyzer $analyzer)
+    {
+        self::$_defaultImpl = $analyzer;
+    }
+
+
+    /**
+     * Return the default Analyzer implementation used by indexing code.
+     *
+     * @return Zend_Search_Lucene_Analysis_Analyzer
+     */
+    static public function getDefault()
+    {
+        if (!self::$_defaultImpl instanceof Zend_Search_Lucene_Analysis_Analyzer) {
+            self::$_defaultImpl = new Zend_Search_Lucene_Analysis_Analyzer_Common_Text_CaseInsensitive();
+        }
+
+        return self::$_defaultImpl;
+    }
+
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common.php
new file mode 100644
index 00000000..5c61e5b5
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common.php
@@ -0,0 +1,73 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Analyzer */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer.php';
+
+
+/**
+ * Common implementation of the Zend_Search_Lucene_Analysis_Analyzer interface.
+ * There are several standard standard subclasses provided by Zend_Search_Lucene/Analysis
+ * subpackage: Zend_Search_Lucene_Analysis_Analyzer_Common_Text, ZSearchHTMLAnalyzer, ZSearchXMLAnalyzer.
+ *
+ * @todo ZSearchHTMLAnalyzer and ZSearchXMLAnalyzer implementation
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+abstract class Zend_Search_Lucene_Analysis_Analyzer_Common extends Zend_Search_Lucene_Analysis_Analyzer
+{
+    /**
+     * The set of Token filters applied to the Token stream.
+     * Array of Zend_Search_Lucene_Analysis_TokenFilter objects.
+     *
+     * @var array
+     */
+    private $_filters = array();
+
+    /**
+     * Add Token filter to the Analyzer
+     *
+     * @param Zend_Search_Lucene_Analysis_TokenFilter $filter
+     */
+    public function addFilter(Zend_Search_Lucene_Analysis_TokenFilter $filter)
+    {
+        $this->_filters[] = $filter;
+    }
+
+    /**
+     * Apply filters to the token.
+     *
+     * @param Zend_Search_Lucene_Analysis_Token $token
+     * @return Zend_Search_Lucene_Analysis_Token
+     */
+    public function normalize(Zend_Search_Lucene_Analysis_Token $token)
+    {
+        foreach ($this->_filters as $filter) {
+            $token = $filter->normalize($token);
+        }
+
+        return $token;
+    }
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php
new file mode 100644
index 00000000..2a80c1f8
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php
@@ -0,0 +1,76 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common.php';
+
+
+/**
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+class Zend_Search_Lucene_Analysis_Analyzer_Common_Text extends Zend_Search_Lucene_Analysis_Analyzer_Common
+{
+    /**
+     * Tokenize text to a terms
+     * Returns array of Zend_Search_Lucene_Analysis_Token objects
+     *
+     * @param string $data
+     * @return array
+     */
+    public function tokenize($data)
+    {
+        $tokenStream = array();
+
+        $position = 0;
+        while ($position < strlen($data)) {
+            // skip white space
+            while ($position < strlen($data) && !ctype_alpha( $data{$position} )) {
+                $position++;
+            }
+
+            $termStartPosition = $position;
+
+            // read token
+            while ($position < strlen($data) && ctype_alpha( $data{$position} )) {
+                $position++;
+            }
+
+            // Empty token, end of stream.
+            if ($position == $termStartPosition) {
+                break;
+            }
+
+            $token = new Zend_Search_Lucene_Analysis_Token(substr($data,
+                                             $termStartPosition,
+                                             $position-$termStartPosition),
+                                      $termStartPosition,
+                                      $position);
+            $tokenStream[] = $this->normalize($token);
+        }
+
+        return $tokenStream;
+    }
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php
new file mode 100644
index 00000000..d77e38d5
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php
@@ -0,0 +1,43 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common_Text */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php';
+
+/** Zend_Search_Lucene_Analysis_TokenFilter_LowerCase */
+require_once 'Zend/Search/Lucene/Analysis/TokenFilter/LowerCase.php';
+
+
+/**
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+class Zend_Search_Lucene_Analysis_Analyzer_Common_Text_CaseInsensitive extends Zend_Search_Lucene_Analysis_Analyzer_Common_Text
+{
+    public function __construct()
+    {
+        $this->addFilter(new Zend_Search_Lucene_Analysis_TokenFilter_LowerCase());
+    }
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Token.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Token.php
new file mode 100644
index 00000000..a60d5d96
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Token.php
@@ -0,0 +1,170 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage document
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/**
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+class Zend_Search_Lucene_Analysis_Token
+{
+    /**
+     * The text of the term.
+     *
+     * @var string
+     */
+    private $_termText;
+
+    /**
+     * Start in source text.
+     *
+     * @var integer
+     */
+    private $_startOffset;
+
+    /**
+     * End in source text
+     *
+     * @var integer
+     */
+    private $_endOffset;
+
+    /**
+     * Lexical type.
+     *
+     * @var string
+     */
+    private $_type;
+
+    /**
+     * The position of this token relative to the previous Token.
+     *
+     * The default value is one.
+     *
+     * Some common uses for this are:
+     * Set it to zero to put multiple terms in the same position.  This is
+     * useful if, e.g., a word has multiple stems.  Searches for phrases
+     * including either stem will match.  In this case, all but the first stem's
+     * increment should be set to zero: the increment of the first instance
+     * should be one.  Repeating a token with an increment of zero can also be
+     * used to boost the scores of matches on that token.
+     *
+     * Set it to values greater than one to inhibit exact phrase matches.
+     * If, for example, one does not want phrases to match across removed stop
+     * words, then one could build a stop word filter that removes stop words and
+     * also sets the increment to the number of stop words removed before each
+     * non-stop word.  Then exact phrase queries will only match when the terms
+     * occur with no intervening stop words.
+     *
+     * @var integer
+     */
+    private $_positionIncrement;
+
+
+    /**
+     * Object constructor
+     *
+     * @param string  $text
+     * @param integer $start
+     * @param integer $end
+     * @param string  $type
+     */
+    public function __construct($text, $start, $end, $type = 'word' )
+    {
+        $this->_termText    = $text;
+        $this->_startOffset = $start;
+        $this->_endOffset   = $end;
+        $this->_type        = $type;
+
+        $this->_positionIncrement = 1;
+    }
+
+
+    /**
+     * positionIncrement setter
+     *
+     * @param integer $positionIncrement
+     */
+    public function setPositionIncrement($positionIncrement)
+    {
+        $this->_positionIncrement = $positionIncrement;
+    }
+
+    /**
+     * Returns the position increment of this Token.
+     *
+     * @return integer
+     */
+    public function getPositionIncrement()
+    {
+        return $this->_positionIncrement;
+    }
+
+    /**
+     * Returns the Token's term text.
+     *
+     * @return string
+     */
+    public function getTermText()
+    {
+        return $this->_termText;
+    }
+
+    /**
+     * Returns this Token's starting offset, the position of the first character
+     * corresponding to this token in the source text.
+     *
+     * Note:
+     * The difference between getEndOffset() and getStartOffset() may not be equal
+     * to strlen(Zend_Search_Lucene_Analysis_Token::getTermText()), as the term text may have been altered
+     * by a stemmer or some other filter.
+     *
+     * @return integer
+     */
+    public function getStartOffset()
+    {
+        return $this->_startOffset;
+    }
+
+    /**
+     * Returns this Token's ending offset, one greater than the position of the
+     * last character corresponding to this token in the source text.
+     *
+     * @return integer
+     */
+    public function getEndOffset()
+    {
+        return $this->_endOffset;
+    }
+
+    /**
+     * Returns this Token's lexical type.  Defaults to 'word'.
+     *
+     * @return string
+     */
+    public function getType()
+    {
+        return $this->_type;
+    }
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter.php
new file mode 100644
index 00000000..9ea5125f
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter.php
@@ -0,0 +1,45 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Token */
+require_once 'Zend/Search/Lucene/Analysis/Token.php';
+
+
+/**
+ * Token filter converts (normalizes) Token ore removes it from a token stream.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+abstract class Zend_Search_Lucene_Analysis_TokenFilter
+{
+    /**
+     * Normalize Token or remove it (if null is returned)
+     *
+     * @param Zend_Search_Lucene_Analysis_Token $srcToken
+     * @return Zend_Search_Lucene_Analysis_Token
+     */
+    abstract public function normalize(Zend_Search_Lucene_Analysis_Token $srcToken);
+}
+
diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter/LowerCase.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter/LowerCase.php
new file mode 100644
index 00000000..53585e21
--- /dev/null
+++ b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/TokenFilter/LowerCase.php
@@ -0,0 +1,55 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_TokenFilter */
+require_once 'Zend/Search/Lucene/Analysis/TokenFilter.php';
+
+
+/**
+ * Lower case Token filter.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+class Zend_Search_Lucene_Analysis_TokenFilter_LowerCase extends Zend_Search_Lucene_Analysis_TokenFilter
+{
+    /**
+     * Normalize Token or remove it (if null is returned)
+     *
+     * @param Zend_Search_Lucene_Analysis_Token $srcToken
+     * @return Zend_Search_Lucene_Analysis_Token
+     */
+    public function normalize(Zend_Search_Lucene_Analysis_Token $srcToken)
+    {
+        $newToken = new Zend_Search_Lucene_Analysis_Token(strtolower( $srcToken->getTermText() ),
+                                     $srcToken->getStartOffset(),
+                                     $srcToken->getEndOffset(),
+                                     $srcToken->getType());
+
+        $newToken->setPositionIncrement($srcToken->getPositionIncrement());
+
+        return $newToken;
+    }
+}
+
-- 
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