phpmyadmin / shapefile

read_point.php

Spacing +3 added lines, -3 removed lines

@@ -5,14 +5,14 @@
 $shp->loadFromFile('data/capitals.*');
 
 $i = 1;
-foreach($shp->records as $record){
+foreach ($shp->records as $record) {
    echo "<pre>";
    echo "Record No. $i:\n\n\n";
    echo "SHP Data = ";
-   print_r($record->SHPData);   //All the data related to the point
+   print_r($record->SHPData); //All the data related to the point
    print_r("\n\n\n");
    echo "DBF Data = ";
-   print_r($record->DBFData);   //All the information related to each point
+   print_r($record->DBFData); //All the information related to each point
    print_r("\n\n\n");
    echo "</pre>";
    $i++;

src/ShapeFile.lib.php

Indentation +304 added lines, -304 removed lines

@@ -28,27 +28,27 @@ 
  * http://www.gnu.org/copyleft/gpl.html.
  *
  */
-  function loadData($type, $data) {
-    if (!$data) return $data;
-    $tmp = unpack($type, $data);
-    return current($tmp);
-  }
-
-  function swap($binValue) {
-    $result = $binValue{strlen($binValue) - 1};
-    for($i = strlen($binValue) - 2; $i >= 0 ; $i--) {
+   function loadData($type, $data) {
+      if (!$data) return $data;
+      $tmp = unpack($type, $data);
+      return current($tmp);
+   }
+
+   function swap($binValue) {
+      $result = $binValue{strlen($binValue) - 1};
+      for($i = strlen($binValue) - 2; $i >= 0 ; $i--) {
       $result .= $binValue{$i};
-    }
+      }
 
-    return $result;
-  }
+      return $result;
+   }
 
-  function packDouble($value, $mode = 'LE') {
-    $value = (double)$value;
-    $bin = pack("d", $value);
+   function packDouble($value, $mode = 'LE') {
+      $value = (double)$value;
+      $bin = pack("d", $value);
 
-    //We test if the conversion of an integer (1) is done as LE or BE by default
-    switch (pack ('L', 1)) {
+      //We test if the conversion of an integer (1) is done as LE or BE by default
+      switch (pack ('L', 1)) {
       case pack ('V', 1): //Little Endian
         $result = ($mode == 'LE') ? $bin : swap($bin);
       break;
@@ -57,69 +57,69 @@ 
       break;
       default: //Some other thing, we just return false
         $result = FALSE;
-    }
+      }
 
-    return $result;
-  }
+      return $result;
+   }
 /**
- * ShapeFile class
- *
- * @package bfShapeFiles
- */
-  class ShapeFile {
-    var $FileName;
+    * ShapeFile class
+    *
+    * @package bfShapeFiles
+    */
+   class ShapeFile {
+      var $FileName;
 
-    var $SHPFile;
-    var $SHXFile;
-    var $DBFFile;
+      var $SHPFile;
+      var $SHXFile;
+      var $DBFFile;
 
-    var $DBFHeader;
+      var $DBFHeader;
 
-    var $lastError = "";
+      var $lastError = "";
 
-    var $boundingBox = array("xmin" => 0.0, "ymin" => 0.0, "xmax" => 0.0, "ymax" => 0.0);
-    var $fileLength = 0;
-    var $shapeType = 0;
+      var $boundingBox = array("xmin" => 0.0, "ymin" => 0.0, "xmax" => 0.0, "ymax" => 0.0);
+      var $fileLength = 0;
+      var $shapeType = 0;
 
-    var $records;
+      var $records;
 
-    public function __construct($shapeType, $boundingBox = array("xmin" => 0.0, "ymin" => 0.0, "xmax" => 0.0, "ymax" => 0.0), $FileName = NULL) {
+      public function __construct($shapeType, $boundingBox = array("xmin" => 0.0, "ymin" => 0.0, "xmax" => 0.0, "ymax" => 0.0), $FileName = NULL) {
       $this->shapeType = $shapeType;
       $this->boundingBox = $boundingBox;
       $this->FileName = $FileName;
       $this->fileLength = 50;
-    }
+      }
 
-    function loadFromFile($FileName) {
+      function loadFromFile($FileName) {
       $this->FileName = $FileName;
 
       if (($this->_openSHPFile()) && ($this->_openDBFFile())) {
-        $this->_loadHeaders();
-        $this->_loadRecords();
-        $this->_closeSHPFile();
-        $this->_closeDBFFile();
+         $this->_loadHeaders();
+         $this->_loadRecords();
+         $this->_closeSHPFile();
+         $this->_closeDBFFile();
       } else {
-        return false;
+         return false;
+      }
       }
-    }
 
-    function saveToFile($FileName = NULL) {
+      function saveToFile($FileName = NULL) {
       if ($FileName != NULL) $this->FileName = $FileName;
 
       if (($this->_openSHPFile(TRUE)) && ($this->_openSHXFile(TRUE)) && ($this->_openDBFFile(TRUE))) {
-        $this->_saveHeaders();
-        $this->_saveRecords();
-        $this->_closeSHPFile();
-        $this->_closeSHXFile();
-        $this->_closeDBFFile();
+         $this->_saveHeaders();
+         $this->_saveRecords();
+         $this->_closeSHPFile();
+         $this->_closeSHXFile();
+         $this->_closeDBFFile();
       } else {
-        return false;
+         return false;
+      }
       }
-    }
 
-    function addRecord($record) {
+      function addRecord($record) {
       if ((isset($this->DBFHeader)) && (is_array($this->DBFHeader))) {
-        $record->updateDBFInfo($this->DBFHeader);
+         $record->updateDBFInfo($this->DBFHeader);
       }
 
       $this->fileLength += ($record->getContentLength() + 4);
@@ -127,43 +127,43 @@ 
       $this->records[count($this->records) - 1]->recordNumber = count($this->records);
 
       return (count($this->records) - 1);
-    }
+      }
 
-    function deleteRecord($index) {
+      function deleteRecord($index) {
       if (isset($this->records[$index])) {
-        $this->fileLength -= ($this->records[$index]->getContentLength() + 4);
-        for ($i = $index; $i < (count($this->records) - 1); $i++) {
-          $this->records[$i] = $this->records[$i + 1];
-        }
-        unset($this->records[count($this->records) - 1]);
-        $this->_deleteRecordFromDBF($index);
+         $this->fileLength -= ($this->records[$index]->getContentLength() + 4);
+         for ($i = $index; $i < (count($this->records) - 1); $i++) {
+            $this->records[$i] = $this->records[$i + 1];
+         }
+         unset($this->records[count($this->records) - 1]);
+         $this->_deleteRecordFromDBF($index);
+      }
       }
-    }
 
-    function getDBFHeader() {
+      function getDBFHeader() {
       return $this->DBFHeader;
-    }
+      }
 
-    function setDBFHeader($header) {
+      function setDBFHeader($header) {
       $this->DBFHeader = $header;
 
       for ($i = 0; $i < count($this->records); $i++) {
-        $this->records[$i]->updateDBFInfo($header);
+         $this->records[$i]->updateDBFInfo($header);
+      }
       }
-    }
 
-    function getIndexFromDBFData($field, $value) {
+      function getIndexFromDBFData($field, $value) {
       $result = -1;
       for ($i = 0; $i < (count($this->records) - 1); $i++) {
-        if (isset($this->records[$i]->DBFData[$field]) && (strtoupper($this->records[$i]->DBFData[$field]) == strtoupper($value))) {
-          $result = $i;
-        }
+         if (isset($this->records[$i]->DBFData[$field]) && (strtoupper($this->records[$i]->DBFData[$field]) == strtoupper($value))) {
+            $result = $i;
+         }
       }
 
       return $result;
-    }
+      }
 
-    function _loadDBFHeader() {
+      function _loadDBFHeader() {
       $DBFFile = fopen(str_replace('.*', '.dbf', $this->FileName), 'r');
 
       $result = array();
@@ -172,40 +172,40 @@ 
       $inHeader = true;
 
       while ($inHeader) {
-        if (!feof($DBFFile)) {
-          $buff32 = fread($DBFFile, 32);
-          if ($i > 1) {
+         if (!feof($DBFFile)) {
+            $buff32 = fread($DBFFile, 32);
+            if ($i > 1) {
             if (substr($buff32, 0, 1) == chr(13)) {
-              $inHeader = false;
+               $inHeader = false;
             } else {
-              $pos = strpos(substr($buff32, 0, 10), chr(0));
-              $pos = ($pos == 0 ? 10 : $pos);
+               $pos = strpos(substr($buff32, 0, 10), chr(0));
+               $pos = ($pos == 0 ? 10 : $pos);
 
-              $fieldName = substr($buff32, 0, $pos);
-              $fieldType = substr($buff32, 11, 1);
-              $fieldLen = ord(substr($buff32, 16, 1));
-              $fieldDec = ord(substr($buff32, 17, 1));
+               $fieldName = substr($buff32, 0, $pos);
+               $fieldType = substr($buff32, 11, 1);
+               $fieldLen = ord(substr($buff32, 16, 1));
+               $fieldDec = ord(substr($buff32, 17, 1));
 
-              array_push($result, array($fieldName, $fieldType, $fieldLen, $fieldDec));
+               array_push($result, array($fieldName, $fieldType, $fieldLen, $fieldDec));
+            }
             }
-          }
-          $i++;
-        } else {
-          $inHeader = false;
-        }
+            $i++;
+         } else {
+            $inHeader = false;
+         }
       }
 
       fclose($DBFFile);
       return($result);
-    }
+      }
 
-    function _deleteRecordFromDBF($index) {
+      function _deleteRecordFromDBF($index) {
       if (@dbase_delete_record($this->DBFFile, $index)) {
-        @dbase_pack($this->DBFFile);
+         @dbase_pack($this->DBFFile);
+      }
       }
-    }
 
-    function _loadHeaders() {
+      function _loadHeaders() {
       fseek($this->SHPFile, 24, SEEK_SET);
       $this->fileLength = loadData("N", fread($this->SHPFile, 4));
 
@@ -219,9 +219,9 @@ 
       $this->boundingBox["ymax"] = loadData("d", fread($this->SHPFile, 8));
 
       $this->DBFHeader = $this->_loadDBFHeader();
-    }
+      }
 
-    function _saveHeaders() {
+      function _saveHeaders() {
       fwrite($this->SHPFile, pack("NNNNNN", 9994, 0, 0, 0, 0, 0));
       fwrite($this->SHPFile, pack("N", $this->fileLength));
       fwrite($this->SHPFile, pack("V", 1000));
@@ -241,236 +241,236 @@ 
       fwrite($this->SHXFile, packDouble($this->boundingBox['xmax']));
       fwrite($this->SHXFile, packDouble($this->boundingBox['ymax']));
       fwrite($this->SHXFile, pack("dddd", 0, 0, 0, 0));
-    }
+      }
 
-    function _loadRecords() {
+      function _loadRecords() {
       fseek($this->SHPFile, 100);
       while (!feof($this->SHPFile)) {
-        $bByte = ftell($this->SHPFile);
-        $record = new ShapeRecord(-1);
-        $record->loadFromFile($this->SHPFile, $this->DBFFile);
-        $eByte = ftell($this->SHPFile);
-        if (($eByte <= $bByte) || ($record->lastError != "")) {
-          return false;
-        }
+         $bByte = ftell($this->SHPFile);
+         $record = new ShapeRecord(-1);
+         $record->loadFromFile($this->SHPFile, $this->DBFFile);
+         $eByte = ftell($this->SHPFile);
+         if (($eByte <= $bByte) || ($record->lastError != "")) {
+            return false;
+         }
 
-        $this->records[] = $record;
+         $this->records[] = $record;
+      }
       }
-    }
 
-    function _saveRecords() {
+      function _saveRecords() {
       if (file_exists(str_replace('.*', '.dbf', $this->FileName))) {
-        @unlink(str_replace('.*', '.dbf', $this->FileName));
+         @unlink(str_replace('.*', '.dbf', $this->FileName));
       }
       if (!($this->DBFFile = @dbase_create(str_replace('.*', '.dbf', $this->FileName), $this->DBFHeader))) {
-        return $this->setError(sprintf("It wasn't possible to create the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
+         return $this->setError(sprintf("It wasn't possible to create the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
       }
 
       $offset = 50;
       if (is_array($this->records) && (count($this->records) > 0)) {
-        reset($this->records);
-        while (list($index, $record) = each($this->records)) {
-          //Save the record to the .shp file
-          $record->saveToFile($this->SHPFile, $this->DBFFile, $index + 1);
+         reset($this->records);
+         while (list($index, $record) = each($this->records)) {
+            //Save the record to the .shp file
+            $record->saveToFile($this->SHPFile, $this->DBFFile, $index + 1);
 
-          //Save the record to the .shx file
-          fwrite($this->SHXFile, pack("N", $offset));
-          fwrite($this->SHXFile, pack("N", $record->getContentLength()));
-          $offset += (4 + $record->getContentLength());
-        }
+            //Save the record to the .shx file
+            fwrite($this->SHXFile, pack("N", $offset));
+            fwrite($this->SHXFile, pack("N", $record->getContentLength()));
+            $offset += (4 + $record->getContentLength());
+         }
       }
       @dbase_pack($this->DBFFile);
-    }
+      }
 
-    function _openSHPFile($toWrite = false) {
+      function _openSHPFile($toWrite = false) {
       $this->SHPFile = @fopen(str_replace('.*', '.shp', $this->FileName), ($toWrite ? "wb+" : "rb"));
       if (!$this->SHPFile) {
-        return $this->setError(sprintf("It wasn't possible to open the Shape file '%s'", str_replace('.*', '.shp', $this->FileName)));
+         return $this->setError(sprintf("It wasn't possible to open the Shape file '%s'", str_replace('.*', '.shp', $this->FileName)));
       }
 
       return TRUE;
-    }
+      }
 
-    function _closeSHPFile() {
+      function _closeSHPFile() {
       if ($this->SHPFile) {
-        fclose($this->SHPFile);
-        $this->SHPFile = NULL;
+         fclose($this->SHPFile);
+         $this->SHPFile = NULL;
+      }
       }
-    }
 
-    function _openSHXFile($toWrite = false) {
+      function _openSHXFile($toWrite = false) {
       $this->SHXFile = @fopen(str_replace('.*', '.shx', $this->FileName), ($toWrite ? "wb+" : "rb"));
       if (!$this->SHXFile) {
-        return $this->setError(sprintf("It wasn't possible to open the Index file '%s'", str_replace('.*', '.shx', $this->FileName)));
+         return $this->setError(sprintf("It wasn't possible to open the Index file '%s'", str_replace('.*', '.shx', $this->FileName)));
       }
 
       return TRUE;
-    }
+      }
 
-    function _closeSHXFile() {
+      function _closeSHXFile() {
       if ($this->SHXFile) {
-        fclose($this->SHXFile);
-        $this->SHXFile = NULL;
+         fclose($this->SHXFile);
+         $this->SHXFile = NULL;
+      }
       }
-    }
 
-    function _openDBFFile($toWrite = false) {
+      function _openDBFFile($toWrite = false) {
       $checkFunction = $toWrite ? "is_writable" : "is_readable";
       if (($toWrite) && (!file_exists(str_replace('.*', '.dbf', $this->FileName)))) {
-        if (!@dbase_create(str_replace('.*', '.dbf', $this->FileName), $this->DBFHeader)) {
-          return $this->setError(sprintf("It wasn't possible to create the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
-        }
+         if (!@dbase_create(str_replace('.*', '.dbf', $this->FileName), $this->DBFHeader)) {
+            return $this->setError(sprintf("It wasn't possible to create the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
+         }
       }
       if ($checkFunction(str_replace('.*', '.dbf', $this->FileName))) {
-        $this->DBFFile = dbase_open(str_replace('.*', '.dbf', $this->FileName), ($toWrite ? 2 : 0));
-        if (!$this->DBFFile) {
-          return $this->setError(sprintf("It wasn't possible to open the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
-        }
+         $this->DBFFile = dbase_open(str_replace('.*', '.dbf', $this->FileName), ($toWrite ? 2 : 0));
+         if (!$this->DBFFile) {
+            return $this->setError(sprintf("It wasn't possible to open the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
+         }
       } else {
-        return $this->setError(sprintf("It wasn't possible to find the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
+         return $this->setError(sprintf("It wasn't possible to find the DBase file '%s'", str_replace('.*', '.dbf', $this->FileName)));
       }
       return TRUE;
-    }
+      }
 
-    function _closeDBFFile() {
+      function _closeDBFFile() {
       if ($this->DBFFile) {
-        dbase_close($this->DBFFile);
-        $this->DBFFile = NULL;
+         dbase_close($this->DBFFile);
+         $this->DBFFile = NULL;
+      }
       }
-    }
 
-    function setError($error) {
+      function setError($error) {
       $this->lastError = $error;
       return false;
-    }
-  }
+      }
+   }
 
-  class ShapeRecord {
-    var $SHPFile = NULL;
-    var $DBFFile = NULL;
+   class ShapeRecord {
+      var $SHPFile = NULL;
+      var $DBFFile = NULL;
 
-    var $recordNumber = NULL;
-    var $shapeType = NULL;
+      var $recordNumber = NULL;
+      var $shapeType = NULL;
 
-    var $lastError = "";
+      var $lastError = "";
 
-    var $SHPData = array();
-    var $DBFData = array();
+      var $SHPData = array();
+      var $DBFData = array();
 
-    public function __construct($shapeType) {
+      public function __construct($shapeType) {
       $this->shapeType = $shapeType;
-    }
+      }
 
-    function loadFromFile(&$SHPFile, &$DBFFile) {
+      function loadFromFile(&$SHPFile, &$DBFFile) {
       $this->SHPFile = $SHPFile;
       $this->DBFFile = $DBFFile;
       $this->_loadHeaders();
 
       switch ($this->shapeType) {
-        case 0:
+         case 0:
           $this->_loadNullRecord();
-        break;
-        case 1:
+         break;
+         case 1:
           $this->_loadPointRecord();
-        break;
-        case 3:
+         break;
+         case 3:
           $this->_loadPolyLineRecord();
-        break;
-        case 5:
+         break;
+         case 5:
           $this->_loadPolygonRecord();
-        break;
-        case 8:
+         break;
+         case 8:
           $this->_loadMultiPointRecord();
-        break;
-        default:
+         break;
+         default:
           $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
-        break;
+         break;
       }
       $this->_loadDBFData();
-    }
+      }
 
-    function saveToFile(&$SHPFile, &$DBFFile, $recordNumber) {
+      function saveToFile(&$SHPFile, &$DBFFile, $recordNumber) {
       $this->SHPFile = $SHPFile;
       $this->DBFFile = $DBFFile;
       $this->recordNumber = $recordNumber;
       $this->_saveHeaders();
 
       switch ($this->shapeType) {
-        case 0:
+         case 0:
           $this->_saveNullRecord();
-        break;
-        case 1:
+         break;
+         case 1:
           $this->_savePointRecord();
-        break;
-        case 3:
+         break;
+         case 3:
           $this->_savePolyLineRecord();
-        break;
-        case 5:
+         break;
+         case 5:
           $this->_savePolygonRecord();
-        break;
-        case 8:
+         break;
+         case 8:
           $this->_saveMultiPointRecord();
-        break;
-        default:
+         break;
+         default:
           $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
-        break;
+         break;
       }
       $this->_saveDBFData();
-    }
+      }
 
-    function updateDBFInfo($header) {
+      function updateDBFInfo($header) {
       $tmp = $this->DBFData;
       unset($this->DBFData);
       $this->DBFData = array();
       reset($header);
       while (list($key, $value) = each($header)) {
-        $this->DBFData[$value[0]] = (isset($tmp[$value[0]])) ? $tmp[$value[0]] : "";
+         $this->DBFData[$value[0]] = (isset($tmp[$value[0]])) ? $tmp[$value[0]] : "";
+      }
       }
-    }
 
-    function _loadHeaders() {
+      function _loadHeaders() {
       $this->recordNumber = loadData("N", fread($this->SHPFile, 4));
       $tmp = loadData("N", fread($this->SHPFile, 4)); //We read the length of the record
       $this->shapeType = loadData("V", fread($this->SHPFile, 4));
-    }
+      }
 
-    function _saveHeaders() {
+      function _saveHeaders() {
       fwrite($this->SHPFile, pack("N", $this->recordNumber));
       fwrite($this->SHPFile, pack("N", $this->getContentLength()));
       fwrite($this->SHPFile, pack("V", $this->shapeType));
-    }
+      }
 
-    function _loadPoint() {
+      function _loadPoint() {
       $data = array();
 
       $data["x"] = loadData("d", fread($this->SHPFile, 8));
       $data["y"] = loadData("d", fread($this->SHPFile, 8));
 
       return $data;
-    }
+      }
 
-    function _savePoint($data) {
+      function _savePoint($data) {
       fwrite($this->SHPFile, packDouble($data["x"]));
       fwrite($this->SHPFile, packDouble($data["y"]));
-    }
+      }
 
-    function _loadNullRecord() {
+      function _loadNullRecord() {
       $this->SHPData = array();
-    }
+      }
 
-    function _saveNullRecord() {
+      function _saveNullRecord() {
       //Don't save anything
-    }
+      }
 
-    function _loadPointRecord() {
+      function _loadPointRecord() {
       $this->SHPData = $this->_loadPoint();
-    }
+      }
 
-    function _savePointRecord() {
+      function _savePointRecord() {
       $this->_savePoint($this->SHPData);
-    }
+      }
 
-    function _loadMultiPointRecord() {
+      function _loadMultiPointRecord() {
       $this->SHPData = array();
       $this->SHPData["xmin"] = loadData("d", fread($this->SHPFile, 8));
       $this->SHPData["ymin"] = loadData("d", fread($this->SHPFile, 8));
@@ -480,21 +480,21 @@ 
       $this->SHPData["numpoints"] = loadData("V", fread($this->SHPFile, 4));
 
       for ($i = 0; $i <= $this->SHPData["numpoints"]; $i++) {
-        $this->SHPData["points"][] = $this->_loadPoint();
+         $this->SHPData["points"][] = $this->_loadPoint();
+      }
       }
-    }
 
-    function _saveMultiPointRecord() {
+      function _saveMultiPointRecord() {
       fwrite($this->SHPFile, pack("dddd", $this->SHPData["xmin"], $this->SHPData["ymin"], $this->SHPData["xmax"], $this->SHPData["ymax"]));
 
       fwrite($this->SHPFile, pack("V", $this->SHPData["numpoints"]));
 
       for ($i = 0; $i <= $this->SHPData["numpoints"]; $i++) {
-        $this->_savePoint($this->SHPData["points"][$i]);
+         $this->_savePoint($this->SHPData["points"][$i]);
+      }
       }
-    }
 
-    function _loadPolyLineRecord() {
+      function _loadPolyLineRecord() {
       $this->SHPData = array();
       $this->SHPData["xmin"] = loadData("d", fread($this->SHPFile, 8));
       $this->SHPData["ymin"] = loadData("d", fread($this->SHPFile, 8));
@@ -505,176 +505,176 @@ 
       $this->SHPData["numpoints"] = loadData("V", fread($this->SHPFile, 4));
 
       for ($i = 0; $i < $this->SHPData["numparts"]; $i++) {
-        $this->SHPData["parts"][$i] = loadData("V", fread($this->SHPFile, 4));
+         $this->SHPData["parts"][$i] = loadData("V", fread($this->SHPFile, 4));
       }
 
       $firstIndex = ftell($this->SHPFile);
       $readPoints = 0;
       reset($this->SHPData["parts"]);
       while (list($partIndex, $partData) = each($this->SHPData["parts"])) {
-        if (!isset($this->SHPData["parts"][$partIndex]["points"]) || !is_array($this->SHPData["parts"][$partIndex]["points"])) {
-          $this->SHPData["parts"][$partIndex] = array();
-          $this->SHPData["parts"][$partIndex]["points"] = array();
-        }
-        while (!in_array($readPoints, $this->SHPData["parts"]) && ($readPoints < ($this->SHPData["numpoints"])) && !feof($this->SHPFile)) {
-          $this->SHPData["parts"][$partIndex]["points"][] = $this->_loadPoint();
-          $readPoints++;
-        }
+         if (!isset($this->SHPData["parts"][$partIndex]["points"]) || !is_array($this->SHPData["parts"][$partIndex]["points"])) {
+            $this->SHPData["parts"][$partIndex] = array();
+            $this->SHPData["parts"][$partIndex]["points"] = array();
+         }
+         while (!in_array($readPoints, $this->SHPData["parts"]) && ($readPoints < ($this->SHPData["numpoints"])) && !feof($this->SHPFile)) {
+            $this->SHPData["parts"][$partIndex]["points"][] = $this->_loadPoint();
+            $readPoints++;
+         }
       }
 
       fseek($this->SHPFile, $firstIndex + ($readPoints*16));
-    }
+      }
 
-    function _savePolyLineRecord() {
+      function _savePolyLineRecord() {
       fwrite($this->SHPFile, pack("dddd", $this->SHPData["xmin"], $this->SHPData["ymin"], $this->SHPData["xmax"], $this->SHPData["ymax"]));
 
       fwrite($this->SHPFile, pack("VV", $this->SHPData["numparts"], $this->SHPData["numpoints"]));
 
       for ($i = 0; $i < $this->SHPData["numparts"]; $i++) {
-        fwrite($this->SHPFile, pack("V", count($this->SHPData["parts"][$i])));
+         fwrite($this->SHPFile, pack("V", count($this->SHPData["parts"][$i])));
       }
 
       foreach ($this->SHPData["parts"] as $partData){
-        reset($partData["points"]);
-        while (list($pointIndex, $pointData) = each($partData["points"])) {
-          $this->_savePoint($pointData);
-        }
+         reset($partData["points"]);
+         while (list($pointIndex, $pointData) = each($partData["points"])) {
+            $this->_savePoint($pointData);
+         }
+      }
       }
-    }
 
-    function _loadPolygonRecord() {
+      function _loadPolygonRecord() {
       $this->_loadPolyLineRecord();
-    }
+      }
 
-    function _savePolygonRecord() {
+      function _savePolygonRecord() {
       $this->_savePolyLineRecord();
-    }
+      }
 
-    function addPoint($point, $partIndex = 0) {
+      function addPoint($point, $partIndex = 0) {
       switch ($this->shapeType) {
-        case 0:
+         case 0:
           //Don't add anything
         break;
-        case 1:
+         case 1:
           //Substitutes the value of the current point
           $this->SHPData = $point;
-        break;
-        case 3:
+         break;
+         case 3:
         case 5:
           //Adds a new point to the selected part
           if (!isset($this->SHPData["xmin"]) || ($this->SHPData["xmin"] > $point["x"])) $this->SHPData["xmin"] = $point["x"];
-          if (!isset($this->SHPData["ymin"]) || ($this->SHPData["ymin"] > $point["y"])) $this->SHPData["ymin"] = $point["y"];
-          if (!isset($this->SHPData["xmax"]) || ($this->SHPData["xmax"] < $point["x"])) $this->SHPData["xmax"] = $point["x"];
-          if (!isset($this->SHPData["ymax"]) || ($this->SHPData["ymax"] < $point["y"])) $this->SHPData["ymax"] = $point["y"];
+            if (!isset($this->SHPData["ymin"]) || ($this->SHPData["ymin"] > $point["y"])) $this->SHPData["ymin"] = $point["y"];
+            if (!isset($this->SHPData["xmax"]) || ($this->SHPData["xmax"] < $point["x"])) $this->SHPData["xmax"] = $point["x"];
+            if (!isset($this->SHPData["ymax"]) || ($this->SHPData["ymax"] < $point["y"])) $this->SHPData["ymax"] = $point["y"];
 
-          $this->SHPData["parts"][$partIndex]["points"][] = $point;
+            $this->SHPData["parts"][$partIndex]["points"][] = $point;
 
-          $this->SHPData["numparts"] = count($this->SHPData["parts"]);
-          $this->SHPData["numpoints"]++;
-        break;
-        case 8:
+            $this->SHPData["numparts"] = count($this->SHPData["parts"]);
+            $this->SHPData["numpoints"]++;
+         break;
+         case 8:
           //Adds a new point
           if (!isset($this->SHPData["xmin"]) || ($this->SHPData["xmin"] > $point["x"])) $this->SHPData["xmin"] = $point["x"];
-          if (!isset($this->SHPData["ymin"]) || ($this->SHPData["ymin"] > $point["y"])) $this->SHPData["ymin"] = $point["y"];
-          if (!isset($this->SHPData["xmax"]) || ($this->SHPData["xmax"] < $point["x"])) $this->SHPData["xmax"] = $point["x"];
-          if (!isset($this->SHPData["ymax"]) || ($this->SHPData["ymax"] < $point["y"])) $this->SHPData["ymax"] = $point["y"];
-
-          $this->SHPData["points"][] = $point;
-          $this->SHPData["numpoints"]++;
-        break;
-        default:
+            if (!isset($this->SHPData["ymin"]) || ($this->SHPData["ymin"] > $point["y"])) $this->SHPData["ymin"] = $point["y"];
+            if (!isset($this->SHPData["xmax"]) || ($this->SHPData["xmax"] < $point["x"])) $this->SHPData["xmax"] = $point["x"];
+            if (!isset($this->SHPData["ymax"]) || ($this->SHPData["ymax"] < $point["y"])) $this->SHPData["ymax"] = $point["y"];
+
+            $this->SHPData["points"][] = $point;
+            $this->SHPData["numpoints"]++;
+         break;
+         default:
           $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
-        break;
+         break;
+      }
       }
-    }
 
-    function deletePoint($pointIndex = 0, $partIndex = 0) {
+      function deletePoint($pointIndex = 0, $partIndex = 0) {
       switch ($this->shapeType) {
-        case 0:
+         case 0:
           //Don't delete anything
         break;
-        case 1:
+         case 1:
           //Sets the value of the point to zero
           $this->SHPData["x"] = 0.0;
-          $this->SHPData["y"] = 0.0;
-        break;
-        case 3:
+            $this->SHPData["y"] = 0.0;
+         break;
+         case 3:
         case 5:
           //Deletes the point from the selected part, if exists
           if (isset($this->SHPData["parts"][$partIndex]) && isset($this->SHPData["parts"][$partIndex]["points"][$pointIndex])) {
             for ($i = $pointIndex; $i < (count($this->SHPData["parts"][$partIndex]["points"]) - 1); $i++) {
-              $this->SHPData["parts"][$partIndex]["points"][$i] = $this->SHPData["parts"][$partIndex]["points"][$i + 1];
+               $this->SHPData["parts"][$partIndex]["points"][$i] = $this->SHPData["parts"][$partIndex]["points"][$i + 1];
             }
             unset($this->SHPData["parts"][$partIndex]["points"][count($this->SHPData["parts"][$partIndex]["points"]) - 1]);
 
             $this->SHPData["numparts"] = count($this->SHPData["parts"]);
             $this->SHPData["numpoints"]--;
-          }
-        break;
-        case 8:
+            }
+         break;
+         case 8:
           //Deletes the point, if exists
           if (isset($this->SHPData["points"][$pointIndex])) {
             for ($i = $pointIndex; $i < (count($this->SHPData["points"]) - 1); $i++) {
-              $this->SHPData["points"][$i] = $this->SHPData["points"][$i + 1];
+               $this->SHPData["points"][$i] = $this->SHPData["points"][$i + 1];
             }
             unset($this->SHPData["points"][count($this->SHPData["points"]) - 1]);
 
             $this->SHPData["numpoints"]--;
-          }
-        break;
-        default:
+            }
+         break;
+         default:
           $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
-        break;
+         break;
+      }
       }
-    }
 
-    function getContentLength() {
+      function getContentLength() {
       switch ($this->shapeType) {
-        case 0:
+         case 0:
           $result = 0;
-        break;
-        case 1:
+         break;
+         case 1:
           $result = 10;
-        break;
-        case 3:
+         break;
+         case 3:
         case 5:
           $result = 22 + 2*count($this->SHPData["parts"]);
-          for ($i = 0; $i < count($this->SHPData["parts"]); $i++) {
+            for ($i = 0; $i < count($this->SHPData["parts"]); $i++) {
             $result += 8*count($this->SHPData["parts"][$i]["points"]);
-          }
-        break;
-        case 8:
+            }
+         break;
+         case 8:
           $result = 20 + 8*count($this->SHPData["points"]);
-        break;
-        default:
+         break;
+         default:
           $result = false;
-          $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
-        break;
+            $this->setError(sprintf("The Shape Type '%s' is not supported.", $this->shapeType));
+         break;
       }
       return $result;
-    }
+      }
 
-    function _loadDBFData() {
+      function _loadDBFData() {
       $this->DBFData = @dbase_get_record_with_names($this->DBFFile, $this->recordNumber);
       unset($this->DBFData["deleted"]);
-    }
+      }
 
-    function _saveDBFData() {
+      function _saveDBFData() {
       unset($this->DBFData["deleted"]);
       if ($this->recordNumber <= dbase_numrecords($this->DBFFile)) {
-        if (!dbase_replace_record($this->DBFFile, array_values($this->DBFData), $this->recordNumber)) {
-          $this->setError("I wasn't possible to update the information in the DBF file.");
-        }
+         if (!dbase_replace_record($this->DBFFile, array_values($this->DBFData), $this->recordNumber)) {
+            $this->setError("I wasn't possible to update the information in the DBF file.");
+         }
       } else {
-        if (!dbase_add_record($this->DBFFile, array_values($this->DBFData))) {
-          $this->setError("I wasn't possible to add the information to the DBF file.");
-        }
+         if (!dbase_add_record($this->DBFFile, array_values($this->DBFData))) {
+            $this->setError("I wasn't possible to add the information to the DBF file.");
+         }
+      }
       }
-    }
 
-    function setError($error) {
+      function setError($error) {
       $this->lastError = $error;
       return false;
-    }
-  }
+      }
+   }
 

Spacing +11 added lines, -11 removed lines

@@ -36,7 +36,7 @@ 
 
   function swap($binValue) {
     $result = $binValue{strlen($binValue) - 1};
-    for($i = strlen($binValue) - 2; $i >= 0 ; $i--) {
+    for ($i = strlen($binValue) - 2; $i >= 0; $i--) {
       $result .= $binValue{$i};
     }
 
@@ -44,15 +44,15 @@ 
   }
 
   function packDouble($value, $mode = 'LE') {
-    $value = (double)$value;
+    $value = (double) $value;
     $bin = pack("d", $value);
 
     //We test if the conversion of an integer (1) is done as LE or BE by default
-    switch (pack ('L', 1)) {
-      case pack ('V', 1): //Little Endian
+    switch (pack('L', 1)) {
+      case pack('V', 1): //Little Endian
         $result = ($mode == 'LE') ? $bin : swap($bin);
       break;
-      case pack ('N', 1): //Big Endian
+      case pack('N', 1): //Big Endian
         $result = ($mode == 'BE') ? $bin : swap($bin);
       break;
       default: //Some other thing, we just return false
@@ -233,7 +233,7 @@ 
       fwrite($this->SHPFile, pack("dddd", 0, 0, 0, 0));
 
       fwrite($this->SHXFile, pack("NNNNNN", 9994, 0, 0, 0, 0, 0));
-      fwrite($this->SHXFile, pack("N", 50 + 4*count($this->records)));
+      fwrite($this->SHXFile, pack("N", 50 + 4 * count($this->records)));
       fwrite($this->SHXFile, pack("V", 1000));
       fwrite($this->SHXFile, pack("V", $this->shapeType));
       fwrite($this->SHXFile, packDouble($this->boundingBox['xmin']));
@@ -522,7 +522,7 @@ 
         }
       }
 
-      fseek($this->SHPFile, $firstIndex + ($readPoints*16));
+      fseek($this->SHPFile, $firstIndex + ($readPoints * 16));
     }
 
     function _savePolyLineRecord() {
@@ -534,7 +534,7 @@ 
         fwrite($this->SHPFile, pack("V", count($this->SHPData["parts"][$i])));
       }
 
-      foreach ($this->SHPData["parts"] as $partData){
+      foreach ($this->SHPData["parts"] as $partData) {
         reset($partData["points"]);
         while (list($pointIndex, $pointData) = each($partData["points"])) {
           $this->_savePoint($pointData);
@@ -638,13 +638,13 @@ 
         break;
         case 3:
         case 5:
-          $result = 22 + 2*count($this->SHPData["parts"]);
+          $result = 22 + 2 * count($this->SHPData["parts"]);
           for ($i = 0; $i < count($this->SHPData["parts"]); $i++) {
-            $result += 8*count($this->SHPData["parts"][$i]["points"]);
+            $result += 8 * count($this->SHPData["parts"][$i]["points"]);
           }
         break;
         case 8:
-          $result = 20 + 8*count($this->SHPData["points"]);
+          $result = 20 + 8 * count($this->SHPData["points"]);
         break;
         default:
           $result = false;

read_polygon.php

Spacing +3 added lines, -3 removed lines

@@ -5,14 +5,14 @@
 $shp->loadFromFile('data/mexico.*');
 
 $i = 1;
-foreach($shp->records as $record){
+foreach ($shp->records as $record) {
    echo "<pre>";
    echo "Record No. $i:\n\n\n";
    echo "SHP Data = ";
-   print_r($record->SHPData);   //All the data related to the poligon
+   print_r($record->SHPData); //All the data related to the poligon
    print_r("\n\n\n");
    echo "DBF Data = ";
-   print_r($record->DBFData);   //All the information related to each poligon
+   print_r($record->DBFData); //All the information related to each poligon
    print_r("\n\n\n");
    echo "</pre>";
    $i++;

create_shapefile.php

Indentation +3 added lines, -3 removed lines

@@ -17,9 +17,9 @@
 $shp->addRecord($record2);
 
 $shp->setDBFHeader(array(
-						array('ID', 'N', 8, 0),
-						array('DESC', 'C', 50, 0)
-					));
+                  array('ID', 'N', 8, 0),
+                  array('DESC', 'C', 50, 0)
+               ));
 
 $shp->records[0]->DBFData['ID'] = '1';
 $shp->records[0]->DBFData['DESC'] = 'AAAAAAAAA';