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msi: Add support for updating rows in join tables.
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parent
a3528a7642
commit
882e4fb233
112
dlls/msi/join.c
112
dlls/msi/join.c
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@ -222,13 +222,119 @@ static UINT JOIN_get_column_info( struct tagMSIVIEW *view,
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return ERROR_FUNCTION_FAILED;
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}
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static UINT JOIN_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode,
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MSIRECORD *rec, UINT row )
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static UINT join_find_row( MSIJOINVIEW *jv, MSIRECORD *rec, UINT *row )
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{
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TRACE("%p %d %p\n", view, eModifyMode, rec);
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LPCWSTR str;
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UINT i, id, data;
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str = MSI_RecordGetString( rec, 1 );
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msi_string2idW( jv->db->strings, str, &id );
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for (i = 0; i < jv->rows; i++)
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{
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JOIN_fetch_int( &jv->view, i, 1, &data );
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if (data == id)
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{
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*row = i;
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return ERROR_SUCCESS;
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}
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}
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return ERROR_FUNCTION_FAILED;
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}
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static UINT JOIN_set_row( struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask )
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{
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MSIJOINVIEW *jv = (MSIJOINVIEW*)view;
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JOINTABLE *table;
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UINT i, reduced_mask = 0, r = ERROR_SUCCESS, offset = 0, col_count;
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MSIRECORD *reduced;
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TRACE("%p %d %p %u %08x\n", jv, row, rec, rec->count, mask );
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if (mask >= 1 << jv->columns)
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return ERROR_INVALID_PARAMETER;
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LIST_FOR_EACH_ENTRY(table, &jv->tables, JOINTABLE, entry)
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{
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r = table->view->ops->get_dimensions( table->view, NULL, &col_count );
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if (r != ERROR_SUCCESS)
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return r;
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reduced = MSI_CreateRecord( col_count );
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if (!reduced)
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return ERROR_FUNCTION_FAILED;
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for (i = 0; i < col_count; i++)
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{
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r = MSI_RecordCopyField( rec, i + offset + 1, reduced, i + 1 );
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if (r != ERROR_SUCCESS)
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break;
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}
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offset += col_count;
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reduced_mask = mask >> (jv->columns - offset) & ((1 << col_count) - 1);
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if (r == ERROR_SUCCESS)
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r = table->view->ops->set_row( table->view, row, reduced, reduced_mask );
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msiobj_release( &reduced->hdr );
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}
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return r;
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}
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static UINT join_modify_update( struct tagMSIVIEW *view, MSIRECORD *rec )
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{
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MSIJOINVIEW *jv = (MSIJOINVIEW *)view;
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UINT r, row;
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r = join_find_row( jv, rec, &row );
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if (r != ERROR_SUCCESS)
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return r;
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return JOIN_set_row( view, row, rec, (1 << jv->columns) - 1 );
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}
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static UINT JOIN_modify( struct tagMSIVIEW *view, MSIMODIFY mode, MSIRECORD *rec, UINT row )
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{
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UINT r;
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TRACE("%p %d %p %u\n", view, mode, rec, row);
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switch (mode)
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{
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case MSIMODIFY_UPDATE:
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return join_modify_update( view, rec );
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case MSIMODIFY_ASSIGN:
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case MSIMODIFY_DELETE:
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case MSIMODIFY_INSERT:
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case MSIMODIFY_INSERT_TEMPORARY:
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case MSIMODIFY_MERGE:
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case MSIMODIFY_REPLACE:
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case MSIMODIFY_SEEK:
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case MSIMODIFY_VALIDATE:
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case MSIMODIFY_VALIDATE_DELETE:
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case MSIMODIFY_VALIDATE_FIELD:
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case MSIMODIFY_VALIDATE_NEW:
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r = ERROR_FUNCTION_FAILED;
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break;
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case MSIMODIFY_REFRESH:
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r = ERROR_CALL_NOT_IMPLEMENTED;
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break;
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default:
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WARN("%p %d %p %u - unknown mode\n", view, mode, rec, row );
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r = ERROR_INVALID_PARAMETER;
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break;
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}
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return r;
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}
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static UINT JOIN_delete( struct tagMSIVIEW *view )
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{
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MSIJOINVIEW *jv = (MSIJOINVIEW*)view;
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