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New truncate_cells_html config for truncating cells, closes #330

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Simon Willison 2018-07-10 09:20:41 -07:00
commit fc9b1cc136
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5 changed files with 54 additions and 0 deletions
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3
datasette/app.py
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@ -101,6 +101,9 @@ CONFIG_OPTIONS = (
ConfigOption("max_csv_mb", 100, """
Maximum size allowed for CSV export in MB. Set 0 to disable this limit.
""".strip()),
ConfigOption("truncate_cells_html", 2048, """
Truncate cells longer than this in HTML table view. Set to 0 to disable.
""".strip()),
)
DEFAULT_CONFIG = {
option.name: option.default

5
datasette/views/table.py
View file

@ -117,6 +117,7 @@ class RowTableShared(BaseView):
description,
rows,
link_column=False,
truncate_cells=0,
):
"Returns columns, rows for specified table - including fancy foreign key treatment"
table_metadata = self.table_metadata(database, table)
@ -202,6 +203,8 @@ class RowTableShared(BaseView):
)
else:
display_value = str(value)
if truncate_cells and len(display_value) > truncate_cells:
display_value = display_value[:truncate_cells] + u"\u2026"
cells.append({"column": column, "value": display_value})
cell_rows.append(cells)
@ -723,6 +726,7 @@ class TableView(RowTableShared):
results.description,
rows,
link_column=not is_view,
truncate_cells=self.ds.config["truncate_cells_html"],
)
metadata = self.ds.metadata.get("databases", {}).get(name, {}).get(
"tables", {}
@ -827,6 +831,7 @@ class RowView(RowTableShared):
results.description,
rows,
link_column=False,
truncate_cells=0,
)
for column in display_columns:
column["sortable"] = False