处理缩略图方法,移除无用代码

This commit is contained in:
wlx 2011-10-26 09:27:11 +00:00
parent 34371a1996
commit 8ebf73fbd7
1 changed files with 24 additions and 227 deletions

View File

@ -4,8 +4,6 @@ class ServiceController extends Zend_Controller_Action
private $limit=10;
function __call($id, $arguments)
{
Zend_Debug::dump($arguments,'argu');
Zend_Debug::dump($id,'id');
$this->_helper->viewRenderer->setNoRender();
$this->_helper->layout->disableLayout();
}
@ -35,15 +33,24 @@ class ServiceController extends Zend_Controller_Action
*/
function thumbAction()
{
$id = (int)$this->_request->getParam('id');
if (empty($id)) {
$uuid = $this->_request->getParam('uuid');
if (empty($uuid)) $this->_redirect('/data');
$where=$this->db->quoteInto('uuid = ?',$uuid);
} else {
$where=$this->db->quoteInto('id = ?',$id);
}
$sql="select * from thumbnail where ".$where;
$thumb=$this->db->fetchRow($sql);
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
$uuid = $this->_request->getParam('uuid');
$thumb=$this->db->fetchRow("select t.data,t.filetype from thumbnail t left join metadata m on t.id=m.id where m.uuid=?",array($uuid));
if (empty($thumb)) {
if (empty($thumb['data'])) {
header("Content-Type:image/png");
header("Content-Length: " . filesize("images/nothumb.png"));
$file=fopen("images/nothumb.png",'r');
fpassthru($file);
exit;
} else {
header("Content-Type:image/".$thumb['filetype']);
print base64_decode($thumb['data']);
@ -51,7 +58,7 @@ class ServiceController extends Zend_Controller_Action
}
/*
* 高级搜索, no page, json output
* 搜索, no page, json output
*/
function searchAction()
{
@ -86,26 +93,6 @@ class ServiceController extends Zend_Controller_Action
}
}
/*
* 数据浏览
*/
function browseAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$page=(int)$this->_request->getParam('page');
if (empty($page)) $page=1;
$limit=10;
$offset=$limit*($page-1);
$state=$db->query('select count(*) from metadata');
$row=$state->fetchAll();
$sum=$row[0]['count'];
$select=$db->select();
$select->from('metadata','*')->order('title')->limitPage($page,$limit);
$this->view->metadata = $db->fetchAll($select);
$this->view->page=new Pagination($sum,$page,$limit);
}
/*
* 产生geojson数据
@ -136,14 +123,6 @@ class ServiceController extends Zend_Controller_Action
}
$this->_helper->json($geomd);
}
/*
* 时空动态浏览
*/
function timemapAction()
{
$sql='select id,uuid,west,south,north,east,title,timebegin,timeend from metadata where timebegin is not null';
$this->view->rows=$this->db->fetchAll($sql);
}
function detailAction()
{
@ -243,187 +222,5 @@ class ServiceController extends Zend_Controller_Action
}
}
/**
* parse the wiki syntax used to render tables, code modified from mediawiki
*
* @private
*/
function parseTable ( $text ) {
$lines = explode ( "\n" , $text );
$td_history = array (); // Is currently a td tag open?
$last_tag_history = array (); // Save history of last lag activated (td, th or caption)
$tr_history = array (); // Is currently a tr tag open?
$tr_attributes = array (); // history of tr attributes
$has_opened_tr = array(); // Did this table open a <tr> element?
$indent_level = 0; // indent level of the table
foreach ( $lines as $key => $line )
{
$line = trim ( $line );
if( $line == '' ) { // empty line, go to next line
continue;
}
$first_character = $line{0};
$matches = array();
if ( preg_match( '/^(:*)\{\|(.*)$/' , $line , $matches ) ) {
// First check if we are starting a new table
$indent_level = strlen( $matches[1] );
$lines[$key] = str_repeat( '<dl><dd>' , $indent_level ) . "<table{$attributes}>";
array_push ( $td_history , false );
array_push ( $last_tag_history , '' );
array_push ( $tr_history , false );
array_push ( $tr_attributes , '' );
array_push ( $has_opened_tr , false );
} else if ( count ( $td_history ) == 0 ) {
// Don't do any of the following
continue;
} else if ( substr ( $line , 0 , 2 ) == '|}' ) {
// We are ending a table
$line = '</table>' . substr ( $line , 2 );
$last_tag = array_pop ( $last_tag_history );
if ( !array_pop ( $has_opened_tr ) ) {
$line = "<tr><td></td></tr>{$line}";
}
if ( array_pop ( $tr_history ) ) {
$line = "</tr>{$line}";
}
if ( array_pop ( $td_history ) ) {
$line = "</{$last_tag}>{$line}";
}
array_pop ( $tr_attributes );
$lines[$key] = $line . str_repeat( '</dd></dl>' , $indent_level );
} else if ( substr ( $line , 0 , 2 ) == '|-' ) {
// Now we have a table row
$line = preg_replace( '#^\|-+#', '', $line );
$line = '';
$last_tag = array_pop ( $last_tag_history );
array_pop ( $has_opened_tr );
array_push ( $has_opened_tr , true );
if ( array_pop ( $tr_history ) ) {
$line = '</tr>';
}
if ( array_pop ( $td_history ) ) {
$line = "</{$last_tag}>{$line}";
}
$lines[$key] = $line;
array_push ( $tr_history , false );
array_push ( $td_history , false );
array_push ( $last_tag_history , '' );
}
else if ( $first_character == '|' || $first_character == '!' || substr ( $line , 0 , 2 ) == '|+' ) {
// This might be cell elements, td, th or captions
if ( substr ( $line , 0 , 2 ) == '|+' ) {
$first_character = '+';
$line = substr ( $line , 1 );
}
$line = substr ( $line , 1 );
if ( $first_character == '!' ) {
$line = str_replace ( '!!' , '||' , $line );
}
// Split up multiple cells on the same line.
// FIXME : This can result in improper nesting of tags processed
// by earlier parser steps, but should avoid splitting up eg
// attribute values containing literal "||".
$cells = explode( '||' , $line );
$lines[$key] = '';
// Loop through each table cell
foreach ( $cells as $cell )
{
$previous = '';
if ( $first_character != '+' )
{
$tr_after = array_pop ( $tr_attributes );
if ( !array_pop ( $tr_history ) ) {
$previous = "<tr{$tr_after}>\n";
}
array_push ( $tr_history , true );
array_push ( $tr_attributes , '' );
array_pop ( $has_opened_tr );
array_push ( $has_opened_tr , true );
}
$last_tag = array_pop ( $last_tag_history );
if ( array_pop ( $td_history ) ) {
$previous = "</{$last_tag}>{$previous}";
}
if ( $first_character == '|' ) {
$last_tag = 'td';
} else if ( $first_character == '!' ) {
$last_tag = 'th';
} else if ( $first_character == '+' ) {
$last_tag = 'caption';
} else {
$last_tag = '';
}
array_push ( $last_tag_history , $last_tag );
// A cell could contain both parameters and data
$cell_data = explode ( '|' , $cell , 2 );
// Bug 553: Note that a '|' inside an invalid link should not
// be mistaken as delimiting cell parameters
if ( strpos( $cell_data[0], '[[' ) !== false ) {
$cell = "{$previous}<{$last_tag}>{$cell}";
} else if ( count ( $cell_data ) == 1 )
$cell = "{$previous}<{$last_tag}>{$cell_data[0]}";
else {
$cell = "{$previous}<{$last_tag}>{$cell_data[1]}";
}
$lines[$key] .= $cell;
array_push ( $td_history , true );
}
}
}
// Closing open td, tr && table
while ( count ( $td_history ) > 0 )
{
if ( array_pop ( $td_history ) ) {
$lines[] = '</td>' ;
}
if ( array_pop ( $tr_history ) ) {
$lines[] = '</tr>' ;
}
if ( !array_pop ( $has_opened_tr ) ) {
$lines[] = "<tr><td></td></tr>" ;
}
$lines[] = '</table>' ;
}
$output = implode ( "\n" , $lines ) ;
//@todo:移除<table></table>中所有的换行符
//可能存在问题
$output=preg_replace('/([a-zA-Z])>\n/m','$1>',$output);
$output=preg_replace('/\n<\//m','</',$output);
// special case: don't return empty table
if( $output == "<table>\n<tr><td></td></tr>\n</table>" ) {
$output = '';
}
return $output;
}
}