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<title>[15169] twext/trunk/twext/enterprise/dal/parseschema.py</title>
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<dt>Revision</dt> <dd><a href="http://trac.calendarserver.org//changeset/15169">15169</a></dd>
<dt>Author</dt> <dd>cdaboo@apple.com</dd>
<dt>Date</dt> <dd>2015-10-07 09:30:40 -0700 (Wed, 07 Oct 2015)</dd>
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<h3>Log Message</h3>
<pre>Handle Oracle style pl/sql create function blocks.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#twexttrunktwextenterprisedalparseschemapy">twext/trunk/twext/enterprise/dal/parseschema.py</a></li>
</ul>
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<h3>Diff</h3>
<a id="twexttrunktwextenterprisedalparseschemapy"></a>
<div class="modfile"><h4>Modified: twext/trunk/twext/enterprise/dal/parseschema.py (15168 => 15169)</h4>
<pre class="diff"><span>
<span class="info">--- twext/trunk/twext/enterprise/dal/parseschema.py 2015-10-06 17:36:59 UTC (rev 15168)
+++ twext/trunk/twext/enterprise/dal/parseschema.py 2015-10-07 16:30:40 UTC (rev 15169)
</span><span class="lines">@@ -763,6 +763,12 @@
</span><span class="cx"> This function was written to allow execution of pl/sql during Oracle schema
</span><span class="cx"> upgrades.
</span><span class="cx"> """
</span><ins>+
+ # Oracle uses "/" characters at the end of PL/SQL blocks to delineate functions. sqlparse
+ # does not cope with those, so we need to remove them from the stream
+ sqlString = "\n".join([line for line in sqlString.splitlines() if line != "/"])
+
+ # Parse statements and do some additional aggregation
</ins><span class="cx"> aggregated = ''
</span><span class="cx"> inPlSQL = None
</span><span class="cx"> parsed = parse(sqlString)
</span><span class="lines">@@ -779,12 +785,23 @@
</span><span class="cx"> rex = compile("\n +")
</span><span class="cx"> aggregated = rex.sub('\n', aggregated)
</span><span class="cx"> yield aggregated.strip()
</span><ins>+ aggregated = ''
</ins><span class="cx"> continue
</span><span class="cx"> aggregated += agg
</span><span class="cx"> continue
</span><span class="cx"> if inPlSQL is None:
</span><del>- # if 'begin'.lower() in str(stmt).split()[0].lower():
- if str(stmt).lower().strip().startswith('begin'):
</del><ins>+ test_stmt = str(stmt).lower().strip()
+ # Look for the start of a pl/sql block we need to start aggregation of. Note that
+ # a postgres "create function" statement is properly handled by sqlparse so we
+ # explicitly skip additional aggregation of those (by spotting the $$ delimiter
+ # which Oracle does not use).
+ if (
+ test_stmt.startswith('begin') or
+ (
+ test_stmt.startswith('create function') or
+ test_stmt.startswith('create or replace function')
+ ) and ("$$" not in test_stmt)
+ ):
</ins><span class="cx"> inPlSQL = True
</span><span class="cx"> aggregated += str(stmt)
</span><span class="cx"> continue
</span></span></pre>
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