[[buechereielektrik:unapi:picarecord.php]]
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buechereielektrik:unapi:picarecord.php [2009-12-14 14:14] – Added function "convOutputNice", "getArrayNice", "getBibsonomy", "getKeysText" and "getKeysBibTex" to class "Picappn" strolsbuechereielektrik:unapi:picarecord.php [2009-12-26 14:44] – rosenke
Line 1: Line 1:
-<code>+<code php PicaRecord.php>
 <?php <?php
  
Line 27: Line 27:
 /*  Changelog /*  Changelog
  *  *
 + *  20091220: Check whether curl-Module is available, if not use
 + *              file_get_contents().
 + *              Some minor bugfixes.
 + *  20091215:   Added function "getJson" to class "Picappn".
 + *              Made ISBN in getBibTex() unique.
 + *              Filtered some characters in getArrayNice().
  *  20091214:   Added function "convOutputNice", "getArrayNice", "getBibsonomy",  *  20091214:   Added function "convOutputNice", "getArrayNice", "getBibsonomy",
  *              "getKeysText" and "getKeysBibTex" to class "Picappn".  *              "getKeysText" and "getKeysBibTex" to class "Picappn".
 + *              Handled empty records for dc and rdf.
  *  20091213: Added function "convOutput" to class "Picappn".  *  20091213: Added function "convOutput" to class "Picappn".
  *              Defined text-format.  *              Defined text-format.
Line 48: Line 55:
  
 $bibsonomy_url = "http://www.bibsonomy.org/BibtexHandler?requTask=upload&selection="; $bibsonomy_url = "http://www.bibsonomy.org/BibtexHandler?requTask=upload&selection=";
 +
 +$filter_nice = array(
 + '{' => '',
 + '}' => ''
 + );
  
 /** represents a bibliographic data record from oclc/pica LBS  /** represents a bibliographic data record from oclc/pica LBS 
Line 115: Line 127:
              $ch = substr($str,++$i,1); //new tag ahead              $ch = substr($str,++$i,1); //new tag ahead
              $tag = $this->getTagName($ch);              $tag = $this->getTagName($ch);
 +             $res[$tag] = "";
              break;              break;
- 
           case 30: //information separator two, another field to follow           case 30: //information separator two, another field to follow
              break;              break;
- 
           case 226: //pica two byte char accent like "é";           case 226: //pica two byte char accent like "é";
              $ch = substr($str,++$i,1); // read one char ahead              $ch = substr($str,++$i,1); // read one char ahead
-             $res .= $this->getCode2($ch);+             $res[$tag] .= $this->getCode2($ch);
              break;              break;
- 
           default:           default:
              $res[$tag] .= $this->getCode($ch);              $res[$tag] .= $this->getCode($ch);
              break;              break;
         } //switch         } //switch
- 
     }     }
     return $res;     return $res;
Line 205: Line 214:
   function getDublinCore($str) {   function getDublinCore($str) {
     $res = $this->getXmlData($str); //parse dublin core     $res = $this->getXmlData($str); //parse dublin core
 +
 +    if (empty($res)) return "";
  
     $res  = "<?xml version=\"1.0\" ?>\n";     $res  = "<?xml version=\"1.0\" ?>\n";
Line 374: Line 385:
             break;             break;
      }      }
-     return $res;+     //return $res;
   }   }
  
   /** public -- parse dublin core data */   /** public -- parse dublin core data */
   //client functionality   //client functionality
 +  // comment out if using PHP4
   function readDublinCore($str) {   function readDublinCore($str) {
      $doc = new DomDocument();      $doc = new DomDocument();
Line 403: Line 415:
   /** public -- parse dublin core data */   /** public -- parse dublin core data */
   //  experimental, does not work   //  experimental, does not work
 +  /*
   function readRDF_DC($str) {   function readRDF_DC($str) {
      $doc = new DomDocument();      $doc = new DomDocument();
Line 424: Line 437:
      return $res;      return $res;
   }   }
 +  */
  
   /** private -- read tag content from string */   /** private -- read tag content from string */
Line 522: Line 536:
     if (empty($array_raw)) return "";     if (empty($array_raw)) return "";
     $record = $array_raw;     $record = $array_raw;
 +
 +    global $filter_nice;
  
     //Type     //Type
-    $res['type'] = $record['002@']['x0'];+    $res['type'] = strtr($record['002@']['x0'], $filter_nice);
  
     //Author     //Author
-    $res['author'] = $record['028A']['x8'];+    $res['author'] = strtr($record['028A']['x8'], $filter_nice);
     //Editor     //Editor
-    $res['editor'] = $record['028C']['x8'];+    $res['editor'] = strtr($record['028C']['x8'], $filter_nice);
  
     //Title     //Title
-    $res['title'] = $record['021A']['a'];+    $res['title'] = strtr($record['021A']['a'], $filter_nice);
  
     //Series     //Series
-    $res['series'] = $record['036F']['x8']." ".$record['036F']['l'];+    $res['series'] = strtr($record['036F']['x8'], $filter_nice)." ".strtr($record['036F']['l'], $filter_nice);
  
     //Address, especially city     //Address, especially city
-    $res['address'] = $record['033A']['p'];+    $res['address'] = strtr($record['033A']['p'], $filter_nice);
     //Publisher     //Publisher
-    $res['publisher'] = $record['033A']['n'];+    $res['publisher'] = strtr($record['033A']['n'], $filter_nice);
     //Edition     //Edition
-    $res['edition'] = $record['032@']['a'];+    $res['edition'] = strtr($record['032@']['a'], $filter_nice);
     //Year     //Year
-    $res['year'] = $record['011@']['a'];+    $res['year'] = strtr($record['011@']['a'], $filter_nice);
  
     //ISBNs     //ISBNs
-    $res['isbn10'] = $record['004A']['x0']; +    $res['isbn10'] = strtr($record['004A']['x0'], $filter_nice); 
-    $res['isbn13'] = $record['004A']['A'];+    $res['isbn13'] = strtr($record['004A']['A'], $filter_nice);
  
     //PPN     //PPN
-    $res['ppn'] = $record['003@']['x0'];+    $res['ppn'] = strtr($record['003@']['x0'], $filter_nice);
     return $res;     return $res;
   }   }
Line 559: Line 575:
   function getBibsonomy() {   function getBibsonomy() {
     if ($this->ppn == 0) return "";     if ($this->ppn == 0) return "";
-    $record_raw = $this->getArray($this->ppn); 
-    $record_nice = $this->getArrayNice($record_raw); 
-    $keys_nice = $this->getKeysBibTex(); 
- 
-    if (substr($record_nice['type'], 0, 2) == "Aa") { 
-      //Type 
-      $res .= "@book {"; 
- 
-      //create identifier 
-      $res .= $this->convOutput($record_raw,"","",'003@','x0',""); 
-      $res .= $this->convOutput($record_raw,"","",'011@','a',",\n"); 
- 
-      //Author et al. 
-      $i = array('author', 'editor', 'title', 'series', 'address', 'publisher', 
-        'edition', 'year', 'isbn10', 'isbn13'); 
-      foreach ($i as $j) { 
-        $res .= $this->convOutputNice($record_nice,$keys_nice,$j," = {","},\n"); 
-      } 
- 
-      //Call Number 
-      $res .= $this->convOutput($record_raw,"  note"," = {","209A/01",'a',"}"); 
-    } 
-    $res .= "\n}"; 
  
 +    $res = $this->getBibTex();
     $res = urlencode($res);     $res = urlencode($res);
  
Line 598: Line 592:
     $record_nice = $this->getArrayNice($record_raw);     $record_nice = $this->getArrayNice($record_raw);
     $keys_nice = $this->getKeysBibTex();     $keys_nice = $this->getKeysBibTex();
 +
 +    //make sure there is only one ISBN
 +    if (!empty($record_nice['isbn13'])) unset($record_nice['isbn10']);
  
     if (substr($record_nice['type'], 0, 2) == "Aa") {     if (substr($record_nice['type'], 0, 2) == "Aa") {
       //Type       //Type
-      $res .= "@book {";+      $res = "@book {";
  
       //create identifier       //create identifier
Line 610: Line 607:
       $i = array('author', 'editor', 'title', 'series', 'address', 'publisher',       $i = array('author', 'editor', 'title', 'series', 'address', 'publisher',
         'edition', 'year', 'isbn10', 'isbn13');         'edition', 'year', 'isbn10', 'isbn13');
 +
       foreach ($i as $j) {       foreach ($i as $j) {
         $res .= $this->convOutputNice($record_nice,$keys_nice,$j," = {","},\n");         $res .= $this->convOutputNice($record_nice,$keys_nice,$j," = {","},\n");
Line 623: Line 621:
   /** private -- get data via pica xml interface */   /** private -- get data via pica xml interface */
   function getData($ppn) {   function getData($ppn) {
-    $ch = curl_init("$this->url"); +    //check whether curl-Module is available, if not available use fallback 
-    curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); +    if (function_exists('curl_init')) { 
-    curl_setopt($ch, CURLOPT_COOKIE, session_name().'='.session_id() );  +      $ch = curl_init("$this->url"); 
-    //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1 );  +      curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); 
-    curl_setopt($ch, CURLOPT_HEADER, 0); +      curl_setopt($ch, CURLOPT_COOKIE, session_name().'='.session_id() );  
-    $res = curl_exec($ch); +      //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1 );  
-    curl_close($ch);+      curl_setopt($ch, CURLOPT_HEADER, 0); 
 +      $res = curl_exec($ch); 
 +      curl_close($ch); 
 +    } else { 
 +      $res = file_get_contents("$this->url"); 
 +    }
     return $res;     return $res;
   }   }
Line 644: Line 647:
     $res = $this->getData($this->ppn);     $res = $this->getData($this->ppn);
     $res = $this->prec->getXmlData($res); //parses dublin core     $res = $this->prec->getXmlData($res); //parses dublin core
 +
 +    if (empty($res)) return "";
  
     $res  = "<?xml version=\"1.0\"?>\n";     $res  = "<?xml version=\"1.0\"?>\n";
Line 653: Line 658:
              xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n";              xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n";
     $res .= "<rdf:Description rdf:about=\""     $res .= "<rdf:Description rdf:about=\""
-            .$this->myself."?ppn=$ppn&amp;format=rdf"."\">\n";+            .$this->myself."?ppn=".$this->ppn."&amp;format=rdf"."\">\n";
     $res .= "<dc:contributor>".$this->prec->contributor."</dc:contributor>\n";     $res .= "<dc:contributor>".$this->prec->contributor."</dc:contributor>\n";
     $res .= "<dc:coverage>".$this->prec->coverage."</dc:coverage>\n";     $res .= "<dc:coverage>".$this->prec->coverage."</dc:coverage>\n";
Line 671: Line 676:
     $res .= "</rdf:Description>\n";     $res .= "</rdf:Description>\n";
     $res .= "</rdf:RDF>\n";     $res .= "</rdf:RDF>\n";
 +    return $res;
 +  }
 +
 +  /** public -- return JSON record from pica data */
 +  //used by unapi
 +  function getJson() {
 +    if ($this->ppn == 0) return "";
 +
 +    $res = $this->getArray();
 +    //(PHP 5 >= 5.2.0, PECL json >= 1.2.0)
 +    $res = json_encode($res);
 +
     return $res;     return $res;
   }   }
Line 768: Line 785:
     $record_nice = $this->getArrayNice($record_raw);     $record_nice = $this->getArrayNice($record_raw);
     $keys_nice = $this->getKeysText();     $keys_nice = $this->getKeysText();
 +    $res = "";
  
     if (substr($record_nice['type'], 0, 2) == "Aa") {     if (substr($record_nice['type'], 0, 2) == "Aa") {
buechereielektrik/unapi/picarecord.php.txt · Last modified: 2010-01-10 22:28 by rosenke
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