From 29422fa55379aa61a61019b832c83dab6d450264 Mon Sep 17 00:00:00 2001
From: cweiske
Date: Sat, 3 Oct 2009 14:00:33 +0000
Subject: move files to new locations
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@386 b3834d28-1941-0410-a4f8-b48e95affb8f
---
src/SemanticScuttle/db/sqlite.php | 387 ++++++++++++++++++++++++++++++++++++++
1 file changed, 387 insertions(+)
create mode 100644 src/SemanticScuttle/db/sqlite.php
(limited to 'src/SemanticScuttle/db/sqlite.php')
diff --git a/src/SemanticScuttle/db/sqlite.php b/src/SemanticScuttle/db/sqlite.php
new file mode 100644
index 0000000..1591396
--- /dev/null
+++ b/src/SemanticScuttle/db/sqlite.php
@@ -0,0 +1,387 @@
+persistency = $persistency;
+ $this->user = $sqluser;
+ $this->server = $sqlserver . (($port) ? ':' . $port : '');
+ $this->dbname = $database;
+
+ $this->db_connect_id = ($this->persistency) ? @sqlite_popen($this->server, 0, $error) : @sqlite_open($this->server, 0, $error);
+
+ return ($this->db_connect_id) ? true : $error;
+ }
+
+ // Other base methods
+ function sql_close()
+ {
+ if (!$this->db_connect_id)
+ {
+ return false;
+ }
+
+ return @sqlite_close($this->db_connect_id);
+ }
+
+ function sql_return_on_error($fail = false)
+ {
+ $this->return_on_error = $fail;
+ }
+
+ function sql_num_queries()
+ {
+ return $this->num_queries;
+ }
+
+ function sql_transaction($status = 'begin')
+ {
+ switch ($status)
+ {
+ case 'begin':
+ $this->transaction = true;
+ $result = @sqlite_query('BEGIN', $this->db_connect_id);
+ break;
+
+ case 'commit':
+ $this->transaction = false;
+ $result = @sqlite_query('COMMIT', $this->db_connect_id);
+ break;
+
+ case 'rollback':
+ $this->transaction = false;
+ $result = @sqlite_query('ROLLBACK', $this->db_connect_id);
+ break;
+
+ default:
+ $result = true;
+ }
+
+ return $result;
+ }
+
+ // Base query method
+ function sql_query($query = '', $expire_time = 0)
+ {
+ if ($query != '')
+ {
+ global $cache;
+
+ $query = preg_replace('#FROM \((.*?)\)(,|[\n\t ]+?WHERE) #s', 'FROM \1\2 ', $query);
+
+ if (!$expire_time || !$cache->sql_load($query, $expire_time))
+ {
+ if ($expire_time)
+ {
+ $cache_result = true;
+ }
+
+ $this->query_result = false;
+ $this->num_queries++;
+
+ if (!empty($_GET['explain']))
+ {
+ global $starttime;
+
+ $curtime = explode(' ', microtime());
+ $curtime = $curtime[0] + $curtime[1] - $starttime;
+ }
+
+ if (!($this->query_result = @sqlite_query($query, $this->db_connect_id)))
+ {
+ $this->sql_error($query);
+ }
+
+ if (!empty($_GET['explain']))
+ {
+ $endtime = explode(' ', microtime());
+ $endtime = $endtime[0] + $endtime[1] - $starttime;
+
+ $this->sql_report .= "
Query:\t" . htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n\t", $query)) . "\n\n";
+
+ if ($this->query_result)
+ {
+ $this->sql_report .= "Time before: $curtime\nTime after: $endtime\nElapsed time: " . ($endtime - $curtime) . "\n
";
+ }
+ else
+ {
+ $error = $this->sql_error();
+ $this->sql_report .= 'FAILED - SQLite ' . $error['code'] . ': ' . htmlspecialchars($error['message']) . '
';
+ }
+
+ $this->sql_time += $endtime - $curtime;
+
+ if (preg_match('#^SELECT#', $query))
+ {
+ $html_table = FALSE;
+ if ($result = @sqlite_query("EXPLAIN $query", $this->db_connect_id))
+ {
+ while ($row = @sqlite_fetch_array($result, @sqlite_ASSOC))
+ {
+ if (!$html_table && sizeof($row))
+ {
+ $html_table = TRUE;
+ $this->sql_report .= "
\n";
+ $this->sql_report .= "\n" . implode(" | \n", array_keys($row)) . " | \n
\n";
+ }
+ $this->sql_report .= "\n" . implode(" | \n", array_values($row)) . " | \n
\n";
+ }
+ }
+
+ if ($html_table)
+ {
+ $this->sql_report .= '
';
+ }
+ }
+
+ $this->sql_report .= "
\n";
+ }
+
+ if (preg_match('#^SELECT#', $query))
+ {
+ $this->open_queries[] = $this->query_result;
+ }
+ }
+
+ if (!empty($cache_result))
+ {
+ $cache->sql_save($query, $this->query_result);
+ }
+ }
+ else
+ {
+ return false;
+ }
+
+ return ($this->query_result) ? $this->query_result : false;
+ }
+
+ function sql_query_limit($query, $total, $offset = 0, $expire_time = 0)
+ {
+ if ($query != '')
+ {
+ $this->query_result = false;
+
+ $query .= ' LIMIT ' . ((!empty($offset)) ? $total . ' OFFSET ' . $offset : $total);
+
+ return $this->sql_query($query, $expire_time);
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Idea for this from Ikonboard
+ function sql_build_array($query, $assoc_ary = false)
+ {
+ if (!is_array($assoc_ary))
+ {
+ return false;
+ }
+
+ $fields = array();
+ $values = array();
+ if ($query == 'INSERT')
+ {
+ foreach ($assoc_ary as $key => $var)
+ {
+ $fields[] = $key;
+
+ if (is_null($var))
+ {
+ $values[] = 'NULL';
+ }
+ elseif (is_string($var))
+ {
+ $values[] = "'" . $this->sql_escape($var) . "'";
+ }
+ else
+ {
+ $values[] = (is_bool($var)) ? intval($var) : $var;
+ }
+ }
+
+ $query = ' (' . implode(', ', $fields) . ') VALUES (' . implode(', ', $values) . ')';
+ }
+ else if ($query == 'UPDATE')
+ {
+ $values = array();
+ foreach ($assoc_ary as $key => $var)
+ {
+ if (is_null($var))
+ {
+ $values[] = "$key = NULL";
+ }
+ elseif (is_string($var))
+ {
+ $values[] = "$key = '" . $this->sql_escape($var) . "'";
+ }
+ else
+ {
+ $values[] = (is_bool($var)) ? "$key = " . intval($var) : "$key = $var";
+ }
+ }
+ $query = implode(', ', $values);
+ }
+
+ return $query;
+ }
+
+ // Other query methods
+ //
+ // NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ...
+ // don't want this here by a middle Milestone
+ function sql_numrows($query_id = false)
+ {
+ if (!$query_id)
+ {
+ $query_id = $this->query_result;
+ }
+
+ return ($query_id) ? @sqlite_num_rows($query_id) : false;
+ }
+
+ function sql_affectedrows()
+ {
+ return ($this->db_connect_id) ? @sqlite_changes($this->db_connect_id) : false;
+ }
+
+ function sql_fetchrow($query_id = 0)
+ {
+ global $cache;
+
+ if (!$query_id)
+ {
+ $query_id = $this->query_result;
+ }
+
+ if ($cache->sql_exists($query_id))
+ {
+ return $cache->sql_fetchrow($query_id);
+ }
+
+ return ($query_id) ? @sqlite_fetch_array($query_id, @sqlite_ASSOC) : false;
+ }
+
+ function sql_fetchrowset($query_id = 0)
+ {
+ if (!$query_id)
+ {
+ $query_id = $this->query_result;
+ }
+
+ if ($query_id)
+ {
+ unset($this->rowset[$query_id]);
+ unset($this->row[$query_id]);
+ while ($this->rowset[$query_id] = @sqlite_fetch_array($query_id, @sqlite_ASSOC))
+ {
+ $result[] = $this->rowset[$query_id];
+ }
+ return $result;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ function sql_fetchfield($field, $rownum = -1, $query_id = 0)
+ {
+ if (!$query_id)
+ {
+ $query_id = $this->query_result;
+ }
+
+ if ($query_id)
+ {
+ return ($rownum > -1) ? ((@sqlite_seek($query_id, $rownum)) ? @sqlite_column($query_id, $field) : false) : @sqlite_column($query_id, $field);
+ }
+ }
+
+ function sql_rowseek($rownum, $query_id = 0)
+ {
+ if (!$query_id)
+ {
+ $query_id = $this->query_result;
+ }
+
+ return ($query_id) ? @sqlite_seek($query_id, $rownum) : false;
+ }
+
+ function sql_nextid()
+ {
+ return ($this->db_connect_id) ? @sqlite_last_insert_rowid($this->db_connect_id) : false;
+ }
+
+ function sql_freeresult($query_id = false)
+ {
+ return true;
+ }
+
+ function sql_escape($msg)
+ {
+ return @sqlite_escape_string(stripslashes($msg));
+ }
+
+ function sql_error($sql = '')
+ {
+ if (!$this->return_on_error)
+ {
+ $this_page = (!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
+ $this_page .= '&' . ((!empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : $_ENV['QUERY_STRING']);
+
+ $message = 'SQL ERROR [ ' . SQL_LAYER . ' ]
' . @sqlite_error_string(@sqlite_last_error($this->db_connect_id)) . '
CALLING PAGE
' . htmlspecialchars($this_page) . (($sql != '') ? '
SQL
' . $sql : '') . '
';
+
+ if ($this->transaction)
+ {
+ $this->sql_transaction('rollback');
+ }
+
+ trigger_error($message, E_USER_ERROR);
+ }
+
+ $result = array(
+ 'message' => @sqlite_error_string(@sqlite_last_error($this->db_connect_id)),
+ 'code' => @sqlite_last_error($this->db_connect_id)
+ );
+
+ return $result;
+ }
+
+} // class sql_db
+
+} // if ... define
+
+?>
\ No newline at end of file
--
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