From 1b76ad0ade6a2b2b658dddf4be331dc7988ffc50 Mon Sep 17 00:00:00 2001
From: Peng Wu <alexepico@gmail.com>
Date: Mon, 3 Sep 2012 10:26:50 +0800
Subject: update pinyin.cpp to use phrase table ver2

---
 src/pinyin.cpp | 35 ++++++++++++++++++++++++++++-------
 1 file changed, 28 insertions(+), 7 deletions(-)

(limited to 'src/pinyin.cpp')

diff --git a/src/pinyin.cpp b/src/pinyin.cpp
index 507df88..4a0b9fb 100644
--- a/src/pinyin.cpp
+++ b/src/pinyin.cpp
@@ -36,7 +36,7 @@ struct _pinyin_context_t{
     ChewingParser2 * m_chewing_parser;
 
     FacadeChewingTable * m_pinyin_table;
-    FacadePhraseTable * m_phrase_table;
+    FacadePhraseTable2 * m_phrase_table;
     FacadePhraseIndex * m_phrase_index;
     Bigram * m_system_bigram;
     Bigram * m_user_bigram;
@@ -150,7 +150,7 @@ pinyin_context_t * pinyin_init(const char * systemdir, const char * userdir){
     context->m_pinyin_table->load(context->m_options, chunk, userchunk);
 
     /* load phrase table */
-    context->m_phrase_table = new FacadePhraseTable;
+    context->m_phrase_table = new FacadePhraseTable2;
 
     /* load system phrase table */
     chunk = new MemoryChunk;
@@ -168,7 +168,7 @@ pinyin_context_t * pinyin_init(const char * systemdir, const char * userdir){
         (context->m_user_dir, "user_phrase_index.bin", NULL);
     if (!userchunk->load(filename)) {
         /* hack here: use local Phrase Table to create empty memory chunk. */
-        PhraseLargeTable table;
+        PhraseLargeTable2 table;
         table.store(userchunk);
     }
     g_free(filename);
@@ -289,7 +289,7 @@ bool pinyin_iterator_add_phrase(import_iterator_t * iter,
         count = default_count;
 
     pinyin_context_t * & context = iter->m_context;
-    FacadePhraseTable * & phrase_table = context->m_phrase_table;
+    FacadePhraseTable2 * & phrase_table = context->m_phrase_table;
     FacadeChewingTable * & pinyin_table = context->m_pinyin_table;
     FacadePhraseIndex * & phrase_index = context->m_phrase_index;
 
@@ -307,8 +307,14 @@ bool pinyin_iterator_add_phrase(import_iterator_t * iter,
     ChewingKeyRestVector key_rests =
         g_array_new(FALSE, FALSE, sizeof(ChewingKeyRest));
 
+    PhraseTokens tokens;
+    memset(tokens, 0, sizeof(PhraseTokens));
+    phrase_index->prepare_tokens(tokens);
+    int retval = phrase_table->search(len_phrase, ucs4_phrase, tokens);
+    int num = get_first_token(tokens, token);
+    phrase_index->destroy_tokens(tokens);
+
     PhraseItem item;
-    int retval = phrase_table->search(len_phrase, ucs4_phrase, token);
     if (!(retval & SEARCH_OK)) {
         /* if not exists, get the maximum token,
            then add it directly with maximum token + 1; */
@@ -610,6 +616,8 @@ bool pinyin_guess_sentence_with_prefix(pinyin_instance_t * instance,
                                        const char * prefix){
     pinyin_context_t * & context = instance->m_context;
 
+    FacadePhraseIndex * & phrase_index = context->m_phrase_index;
+
     g_array_set_size(instance->m_prefixes, 0);
     g_array_append_val(instance->m_prefixes, sentence_start);
 
@@ -624,7 +632,13 @@ bool pinyin_guess_sentence_with_prefix(pinyin_instance_t * instance,
 
             phrase_token_t token = null_token;
             ucs4_t * start = ucs4_str + len_str - i;
-            int result = context->m_phrase_table->search(i, start, token);
+
+            PhraseTokens tokens;
+            memset(tokens, 0, sizeof(tokens));
+            phrase_index->prepare_tokens(tokens);
+            int result = context->m_phrase_table->search(i, start, tokens);
+            int num = get_first_token(tokens, token);
+            phrase_index->destroy_tokens(tokens);
             if (result & SEARCH_OK)
                 g_array_append_val(instance->m_prefixes, token);
         }
@@ -1608,10 +1622,17 @@ bool pinyin_clear_constraints(pinyin_instance_t * instance){
 bool pinyin_lookup_token(pinyin_instance_t * instance,
                          const char * phrase, phrase_token_t * token){
     pinyin_context_t * & context = instance->m_context;
+    FacadePhraseIndex * & phrase_index = context->m_phrase_index;
+
     glong ucs4_len = 0;
     ucs4_t * ucs4_phrase = g_utf8_to_ucs4(phrase, -1, NULL, &ucs4_len, NULL);
 
-    int retval = context->m_phrase_table->search(ucs4_len, ucs4_phrase, *token);
+    PhraseTokens tokens;
+    memset(tokens, 0, sizeof(PhraseTokens));
+    phrase_index->prepare_tokens(tokens);
+    int retval = context->m_phrase_table->search(ucs4_len, ucs4_phrase, tokens);
+    int num = get_first_token(tokens, *token);
+    phrase_index->destroy_tokens(tokens);
 
     return SEARCH_OK & retval;
 }
-- 
cgit