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33 lines
1017 B
33 lines
1017 B
module Carto
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module TableUtils
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# Returns a (double) quoted table name if needed (if it contains a dash, for example).
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# Coupled to lib/assets/javascripts/builder/helpers/utils.js#safeTableNameQuoting
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def safe_table_name_quoting(table_name)
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can_be_quoted?(table_name) ? dashes_quoting(table_name) : table_name
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end
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def safe_schema_name_quoting(schema_name)
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can_be_quoted?(schema_name) ? dashes_quoting(schema_name) : schema_name
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end
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def safe_schema_and_table_quoting(schema_name, table_name)
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safe_schema = safe_schema_name_quoting(schema_name)
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safe_table_name = safe_table_name_quoting(table_name)
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"#{safe_schema}.#{safe_table_name}"
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end
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private
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ALREADY_QUOTED = /\A".*"\Z/
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VALID_IDENTIFIER = /^[a-zA-Z_][a-zA-Z0-9_$]*$/
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def dashes_quoting(name)
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name && !name.match(ALREADY_QUOTED) && !name.match(VALID_IDENTIFIER) ? "\"#{name}\"" : name
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end
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def can_be_quoted?(name)
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name && !name.include?('.')
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end
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end
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end
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