116 lines
2.7 KiB
Bash
116 lines
2.7 KiB
Bash
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base_SQL="SELECT title,author,journal,year,token,doi,arxiv,citeref,prauth FROM bibliography"
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base_SQL_noprauth="SELECT title,author,journal,year,token,doi,arxiv,citeref FROM bibliography"
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# add quotes
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function SQL_addquotes {
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while read -r line; do
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# add quotes and escape string
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if [ -n "$line" ]; then
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line=$(escape_string "$line")
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line="${line/%=/= }"
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line="${line/ = /=\"}"
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line="${line/%/\"}"
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fi
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echo "$line"
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done
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}
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# SQL command for alphabetical ordering
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function generate_SQL_alpha {
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echo -n "$base_SQL WHERE citeref='"
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# whether there is a citeref
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exists_citeref=0
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# sift through aux file
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grep -h "$aux_cmd" $aux | while read -r citeref; do
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eval "citeref=\${citeref#$aux_cmd}"
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citeref="${citeref%\}}"
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# replace the citeref with a ref_map if there is any
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if [ -n "$ref_map" ]; then
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citeref=$(map_citeref "$citeref")
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fi
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# Only query the db if there is no matching extra entry
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foundit=0
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if [ ${#extra} -gt 0 ]; then
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for entry in "${extra[@]}"; do
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ref="${entry#*:*:}"
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ref="${ref%%:*}"
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if [ "$ref" = "$citeref" ]; then
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foundit=1
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break
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fi
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done
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fi
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if [ "$foundit" = 0 ]; then
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echo -n "$citeref' OR citeref='"
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exists_citeref=1
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fi
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done
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# if there are no citerefs close '
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[ $exists_citeref = 0 ] && echo -n "'"
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}
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# fetch entries by alphabetical order
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function fetch_BBlog_entries_alpha {
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SQL="$(generate_SQL_alpha)"
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SQL="${SQL% OR citeref=\'} ORDER BY prauth,year"
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sqlite3 -line "$db" "$SQL" | SQL_addquotes
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# add an empty line
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echo ""
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}
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# fetch entries by order of appearance
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function fetch_BBlog_entries_appearance {
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# keep track of citerefs to avoid repetitions
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citeref_list=""
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# sift through aux file
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grep -h "$aux_cmd" $aux | while read -r citeref; do
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eval "citeref=\${citeref#$aux_cmd}"
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citeref="${citeref%\}}"
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# replace the citeref with a ref_map if there is any
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if [ -n "$ref_map" ]; then
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citeref=$(map_citeref "$citeref")
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fi
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# check whether the reference was already cited
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citeref_list="$citeref_list;"
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if $(echo "$citeref_list" | grep -q ";$citeref;"); then
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# remove trailing ';'
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citeref_list="${citeref_list%;}"
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else
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citeref_list="$citeref_list$citeref"
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# Only query the db if there is no matching extra entry
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foundit=0
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if [ ${#extra} -gt 0 ]; then
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for entry in "${extra[@]}"; do
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ref="${entry#*:}"
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ref="${ref%%:*}"
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if [ "$ref" = "$citeref" ]; then
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foundit=1
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break
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fi
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done
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fi
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if [ "$foundit" = 0 ]; then
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SQL="$base_SQL_noprauth WHERE citeref='$citeref'"
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sqlite3 -line "$db" "$SQL" | SQL_addquotes
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else
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echo "citeref=$citeref"
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fi
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# add an empty line
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echo ""
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fi
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done
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}
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