Mwalker has uploaded a new change for review.
https://gerrit.wikimedia.org/r/90283
Change subject: A Streaming CSV Reader for SmashPig
......................................................................
A Streaming CSV Reader for SmashPig
These classes allow the stream processing of CSV files in a 'nicely'
wrapped way.
These were needed so that I could process Adyen reports.
Change-Id: I6cf6656bac25c557f724ea6b296a3adab0243e52
---
A Core/DataFiles/HeadedCsvReader.php
1 file changed, 46 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/wikimedia/fundraising/SmashPig
refs/changes/83/90283/1
diff --git a/Core/DataFiles/HeadedCsvReader.php
b/Core/DataFiles/HeadedCsvReader.php
new file mode 100644
index 0000000..1e84730
--- /dev/null
+++ b/Core/DataFiles/HeadedCsvReader.php
@@ -0,0 +1,46 @@
+<?php namespace SmashPig\Core\DataFiles;
+
+/**
+ * Iteratively reads a CSV file that contains a data header
+ *
+ * @package SmashPig\Core\DataFiles
+ */
+class HeadedCsvReader extends CsvReader {
+ /** @var string[] */
+ protected $colNames;
+
+ public function __construct( $file, $delimiter = ',', $maxRowLength =
4098 ) {
+ parent::__construct( $file, $delimiter, $maxRowLength );
+
+ // Extract the header information
+ $this->colNames = parent::current();
+ parent::next();
+ }
+
+ /**
+ * Extract the contents of the given column name.
+ *
+ * This is slightly backwards because it did not seem worth the effort
+ * to create a fully functional ArrayObject class to return from
current()
+ *
+ * @param $colName string Name of the column to extract
+ * @param $row string[] A row returned from current() **FROM THIS FILE**
+ *
+ * @throws DataFileException if the column name does not exist.
+ * @return string Contents of the column
+ */
+ public function extractCol( $colName, &$row ) {
+ $col = array_search( $colName, $this->colNames );
+ if ( $col === false ) {
+ throw new DataFileException( "Column name
{$this->colNames} not found!" );
+ }
+ return $row[$col];
+ }
+
+ /**
+ * @return string[] CSV file headers in order of columns
+ */
+ public function headers() {
+ return $this->colNames;
+ }
+}
\ No newline at end of file
--
To view, visit https://gerrit.wikimedia.org/r/90283
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I6cf6656bac25c557f724ea6b296a3adab0243e52
Gerrit-PatchSet: 1
Gerrit-Project: wikimedia/fundraising/SmashPig
Gerrit-Branch: master
Gerrit-Owner: Mwalker <[email protected]>
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