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108 lines
2.5 KiB
PHP
108 lines
2.5 KiB
PHP
<?php
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/**
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* @param array $stock_locations
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* @param array $attributes
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* @return string
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*/
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function generate_import_items_csv(array $stock_locations, array $attributes): string
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{
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$csv_headers = pack('CCC',0xef,0xbb,0xbf); //Encode the Byte-Order Mark (BOM) so that UTF-8 File headers display properly in Microsoft Excel
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$csv_headers .= 'Id,Barcode,"Item Name",Category,"Supplier ID","Cost Price","Unit Price","Tax 1 Name","Tax 1 Percent","Tax 2 Name","Tax 2 Percent","Reorder Level",Description,"Allow Alt Description","Item has Serial Number",Image,HSN';
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$csv_headers .= generate_stock_location_headers($stock_locations);
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$csv_headers .= generate_attribute_headers($attributes);
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return $csv_headers;
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}
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/**
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* @param array $locations
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* @return string
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*/
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function generate_stock_location_headers(array $locations): string
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{
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$location_headers = '';
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foreach($locations as $location_name)
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{
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$location_headers .= ',"location_' . $location_name . '"';
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}
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return $location_headers;
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}
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/**
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* @param array $attribute_names
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* @return string
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*/
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function generate_attribute_headers(array $attribute_names): string
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{
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$attribute_headers = '';
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unset($attribute_names[-1]);
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foreach($attribute_names as $attribute_name)
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{
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$attribute_headers .= ',"attribute_' . $attribute_name . '"';
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}
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return $attribute_headers;
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}
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/**
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* Processes a CSV file and returns it.
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* @param string $file_name
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* @return array A multidimensional array of rows found within the file and their associative key/value pairs.
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*/
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function get_csv_file(string $file_name): array
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{
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$csv_rows = false;
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if(($csv_file = fopen($file_name,'r')) !== false)
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{
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helper('security');
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$csv_rows = [];
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//Skip Byte-Order Mark
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if(bom_exists($csv_file))
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{
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fseek($csv_file, 3);
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}
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$headers = fgetcsv($csv_file);
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while(($row = fgetcsv($csv_file)) !== false)
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{
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if($row !== [null])
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{
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$csv_rows[] = array_combine($headers, $row);
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}
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}
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fclose($csv_file);
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}
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return $csv_rows;
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}
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/**
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* @param $file_handle
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* @return bool
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*/
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function bom_exists(&$file_handle): bool
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{
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$result = false;
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$candidate = fread($file_handle, 3);
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rewind($file_handle);
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$bom = pack('CCC', 0xef, 0xbb, 0xbf);
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if (0 === strncmp($candidate, $bom, 3))
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{
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$result = true;
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}
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return $result;
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}
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